首页
鹊巢.
影响力0.00
经验值0.00
粉丝9
设备维修
密度分析仪? 在线的密度分析仪有吗?是那种绝对的在线取样分析、出结果的,不是半在线的。查看更多 5个回答 . 5人已关注
请教焊缝检测方面问题? 请教哪位大虾能说一下储罐焊缝检测的种类及应用范围? 着色剂 、 显影剂 都什么成分?查看更多 0个回答 . 5人已关注
十月多事之秋 商品市场阴霾难散? 本文由 盖德化工论坛转载自互联网 截至9月份,大宗商品市场价格已连续3个月大幅下挫, 铁矿石 等多个大宗工业原材料的价格创下多年来新低。而10月份,在美元强势压顶、经济增长放缓、经济结构调整、市场供应激增等背景下,工业品市场上空,利空似乎远未消散。 业内人士表示,10月份虽为工业品传统消费旺季,但由于社会库存持续处于高位,资金紧张没有缓解,使得工业品面临实物需求和投资需求齐降的不利局面。 工业品的“黑色九月” 国庆节后首个交易日,国内商品期货市场工业品表现依然颓废,文华商品工业品指数当日下跌超过1%,其中PTA、塑料、PP等品种跌幅居前,PTA1501主力合约以日跌幅5.83%领跌,另外煤焦钢矿等钢铁产业链品种也有较大跌幅。 从宏观层面来看,中国经济减速叠加经济结构调整,不仅工业品总需求增速在放缓,而由于产能过剩,供应端的无效供应挤压,使得煤焦钢出现了持续的下跌。值得注意的是今年是改革之年,从降低能耗和降低单位资源消耗角度来看,煤炭、铁矿石和钢材都遭遇消费单位GDP消费强度的下降,导致期货市场上煤焦钢领跌工业品。 以铁矿石为例,今年以来铁矿石价格持续下跌,累计跌幅已经超过41%。“从供应层面来看,由于2008-2010年强刺激政策,海外矿山和国内钢厂产能扩张加速,而在2011年由于中国经济开始步入换挡期,但产能调整步伐不能跟进,隐性需求下降对应新增产能的投资,供求面不断恶化,库存不断挤压。”宝城期货金融研究所所长助理程小勇表示。 中国是世界上最大的铁矿石进口国,而我国钢铁以线材为主,板材其次,所以, 螺纹钢 的价格与国内房地产走势关系密切。格林大华期货研究总监李永民对中国证券报记者表示,随着国内房地产价格持续回落,房地产对螺纹钢的需求量逐步减少,这就加大了螺纹钢现货压力,从而推动螺纹钢及周边产品如铁矿石、焦煤、焦炭价格持续走低。 美元指数暴涨压制商品 对工业品等大宗商品原材料价格来说,美元是其国际计价货币,美元指数的涨跌是大宗商品市场的风向标。一般认为,在其他因素不变情况下,美元指数与商品价格呈反方向变化。 数据显示,近两个月来,随着美国QE政策逐步退出,美元指数开始止跌回升,目前已经冲高至86.75点左右,美元指数走强对国内外商品期货价格都产生不同程度的抑制作用。 程小勇指出,从美元指数来看,未来美元涨势还有很大的空间,历史上类似2014年这么长周期的涨势出现过三次,如果历史会重演的话,美元升值空间恐怕还有30%-55%。对于工业品而言,一方面美元计价的大宗商品面临价值重估;另一方面,资金会从新兴经济体和商品市场外流,从而导致工业品的实物需求和投资需求齐降的不利局面。 不过,李永民认为,美元指数走强虽然可以吸引美元回流,缓解美国资金不足的困境,但美元指数持续走高,必然影响到美国商品出口,这同样会影响到美国政府的长 期利益,因此,个人认为,从一个较长时间看,美元指数将在80-88点区间内震荡整理,美元指数上涨对国内外期货价格的利空影响也将逐步减弱。 “美元指数的反弹主要是结合美国经济和去年底的QE退出,不再放钱,同时经济复苏,美元购买力得到市场再度认可,自然开始受到欢迎。”民生期货市场发展部副总经理屈晓宁说,对大宗商品市场自然不是好事,不过具体大宗商品要区别对待,幅度也有区分。 传统消费旺季仍难期待 10月份为工业品传统消费旺季,但是鉴于9月份工业品大多数旺季不旺,市场对10月份工业品市场涨跌仍有较大担忧。 “9月主要是以消化库存为主,市场不可过度寄希望下游补库或者重建库存。在融资成本高企和现金流紧张周期,低库存策略和流通环节高库存压力会一直存在,因此工业品在10月份尚难以看到反弹的契机。”程小勇表示,在楼市金融新政公布之后,我们也不可过度乐观, 对于煤焦钢而言,楼市在年内以消化库存为主,而能够带动煤焦钢甚至有色消费的新房开工和施工面积的增速不会很快逆转为加速上行。 李永民也指出,从较长时期看,国内经济正处于结构性转型阶段,政府领导人对国内GDP的容忍度不断提高,加上房地产大幅上涨空间有限,因此今年消费增幅不会很大,因此,从中期看,10月份价格上涨也最好看作是一次反弹。 金属铜 一般被认为是准确预测宏观经济的“铜博士”。对此,分析师表示,10月铜价大概率弱势震荡下行,“金九”下游需求不佳,“银十”回暖预期减弱,下游企业资金面紧张,限制订单及补库存需求,大的基本面是铜矿供给充裕,供需矛盾将日渐突出,价格下行压力比较大,不确定性是四季度国家出台力度较大的刺激性政策、国储局在价格合适的时候或有收储动作。 但屈晓宁认为,四季度投资增加外加需要冲业绩,但是反弹幅度还是要看商品本身的供需关系,大背景不发生变化的情况下,有色金属强于黑色板块,化工板块也会出现分化。查看更多 0个回答 . 3人已关注
请在化工厂的前辈来解答下? 本人今年23岁,大学毕业,目前刚进一家化工厂,在炼焦车间做技术员的工作。以前只知道厂子比较热、脏。但进去后,好多人说对身体不好,特别是没结婚的人。在这想请问下各位前辈,对影响真的大吗?会影响到以后孩子吗?我在炼焦车间,请大大能详细的回答,万分感谢 查看更多 8个回答 . 2人已关注
煤气脱硫专区? 欢迎大家来探讨关于煤气脱硫的技术等问题!! 查看更多 3个回答 . 2人已关注
埋地管道固定墩的计算公式? 埋地管道固定墩的推力怎么计算呀? 哪位好心人能否提供一下计算公式呀? 查看更多 3个回答 . 5人已关注
焦化空冷风机怎么开降温最好? 1 2 3 4 方式一1和4对角开 方式二1和3竖平行开 方式三1和2横平行开查看更多 6个回答 . 1人已关注
口语需倒背如流的句子? 雅思口语常用句型背诵 一、口语考试套话倒背如流 1. 与考官见面用语 Glad to meet you here. How nice to see you. Fancy seeing you. How are you? I’m glad to have had the opportunity to meet you here. I’m glad to meet you. I’m please to meet you. It’s a pleasure to meet you. 2. 对考官所提问题完全听不懂 Could you please rephrase that question / topic? I’m not exactly sure what you mean… 3. 对考官所提问题似懂非懂 要核实对考官所提问题的理解是否正确 Do you mean…? If I understand right,… I’m sorry if I’m being a little slow, but…? I’m sorry, I’m not sure I understand. Do you mean (that)…? So am I right in saying…? If I’ve got the picture, then… So what you mean is…, right? Sorry I don’t quite catch you. You mean…? Can I get one thing clear? Would I be correct in supposing…? 4. 对考官所提问题的内容不熟悉 I’m not exactly sure how to answer that question, but (perhaps)… That’s a rather difficult question, but (maybe)… I’m sorry, but I don’t know much about… 5. 评价考官所提问题 That’s difficult to answer, but (maybe)… I’m sorry, but I don’t know much about…but perhaps… Maybe I can answer your question by telling you about a personal experience I had. That’s an interesting question…let me see. Well, I suppose that… Yes, that’s a big issue. 6. 连接词 Well,… Actually,… In fact,… You see,… You know,… How shall I put it,… Let me think for a second,… Give me a few seconds,… 7. 换一种方式重述 In other words, I am… And that means… Let me put it another way,… What I’m suggesting is… All I’m trying to say is… What I’m getting at is… If I can rephrase that,… Perhaps I should make that clearer by saying… Perhaps it would be more accurate to say… The point I’m making is that… 8. 回答完毕,询问考官是否还需补充其它信息 Have I given you enough information? Would you like me to tell you more about…? Is that all you’d like to know? 9. 回答完毕,考生认为已经无话可说了 I’m afraid that’s about as much as I know. I think that’s all. I can’t think of anything else right now… Is there anything else you wish to know? 10. 最后结束语表达 That’s very kind of you. Thank you. Thank you very much for giving me information. Well, thanks for talking to me and I wish you all the best in your future. Thank you, sir. Nice talking to you. Before you go, is there anything else you'd like to tell me? appreciate your talking with me. Goodbye. I enjoyed talking to you. It has been very helpful talking to you. Hope to see you again. 二、口语技能提升倒背如流 1. 回答考官就某事征求你的意见 As far a I’m concerned, I think… In my opinion,… It seems to me (that)… From where I stand, it is… What I reckon is… I’d like to point out that… If I may say so, this is… I’m convinced that… Personally, I consider… 2. 表达对未来的打算和态度 Well, … as you know, at the moment, I am studying at… I am preparing right now to go to university, so my short-term plan is to… If I am not successful, that is, if something goes wrong, I think I will probably… In the future I would like to complete a master’s degree. I do not know if I will…, but I might be able to… I feel inclined to… I’ll do all I can to… I reckon I’ll… I’m figuring on… I have every intention of… 3. 表示喜欢某人或某事 I have a fancy for… I don’t think I’ve seen anything I like better. I’m very keen on outdoor sports. I’ve always liked fishing. …is a marvelous way of spending a day off. There’s nothing I enjoy more than… I’ m crazy about… I can’t find words to express how much I like it. I have a particular fondness for pop song. Walking is one of my favorite pastimes. 4. 描述事物 It’s made of silk. It has many features. It is red colored with a steep roof. It’s a 3-room apartment, and it’s about 80 square meters. 5. 回忆过去 I can still remember the time when I passed my entrance examinations. I’ll never forget the time when I first went to primary school. Once, when I was a college student, I went on a trip which I will never forget. 6. 表达感情 I felt so happy that I could jump for joy. I felt like I was in heaven. It impressed me deeply. I felt so depressed. 7. 描述流程 The first thing you should do / need to do/ is to plug it in. First, you need to take off the lid. The first step is to get the ingredients prepared. Next, you should select the function you want to use. After that, you should press the button. Finally, switch it off by pressing the red button. The last thing you need to do is to turn off the stove. 8. 解释原因 In my opinion there are three way of looking at it: First of all,…Next,…Then,… Well, I think there are 2 (or 3 or more) reasons: First, I think it is part of our culture. Second, I think it is good for our economy. Finally, it gives us time to recharge and be rested for the next working year. The best reason I think the examination system should change is because it prevents too many people from pursuing their dreams. I can come up with about 3 reasons for the change in people’s diets. 9. 谈论变化 More and more people in China are learning English. The environmental problem is getting more serious. There has been a rapid increase of farmers moving to the cities. China ’s population has remained about the same over the last few years. 10. 评价作用 Yes, computers play a big role in our lives. Yes, I think it's an important issue for us in China theses days. Friendship is something we all take seriously, In China we consider the family to be key to our society. 11. 总结规律 In most cases, divorce is something that both parties realize is necessary. Generally (speaking), Chinese people love sports. By and large, Chinese people are very respectful of the elderly. On the whole, Chinese students receive a good education in the basics. 12. 表达观点 Well, I know many people like it but I think it's wrong. Yes, theses days it is quite popular to go on these chat lines, but I think it’s not very good. A lot of people think the environment is getting better but frankly I think it’s getting worse. 13. 驳斥观点 I’m afraid it’s wrong. I don’t think so. I’m afraid what you think about…is not quite right. Sorry, that’s not at all right. No, you’ve got it all wrong. I think the information you have must be incorrect. If I may say so, it is not the case. If I may say so, you are mistaken there. I’m sorry, there are some misunderstandings here. It doesn’t seem correct to say… I can’t accept that. I couldn’t agree with you less. I don’t think you’re right there. I’m not at all sure, actually, That’s not the way I see it. I can’t go along with your view. On the contrary,… I can’t say that I share your view of… I’m afraid I can’t accept your argument. I’m not at all convinced by your explanation. 14. 举例说明 Let me give you an example. Take…for instance,… An example of this would be… And as evidence of that,… Let me cite a few instances… To exemplify this theory,… To give you an example of this, take…for instance. To illustrate my point,… To make it clearer to you,… …, such as… 15. 假设推理 If you allow your traditional customs to disappear, this will have a very bad effect on your culture. I everyone were to eat fast food, we would have a lot of health problems to deal with. If animals were to disappear, we would indeed be showing our irresponsibility to the animal kingdom. 16. 表达区别 The biggest difference between construction about 20 years ago and today is that 20 years ago much construction was done manually. One large way that big cities differ from small cities is the air. Yes, there are quite a few differences between the way children and adults make friends. A good example is the way they just start using each other’s toys happily without needing permission. 17. 表达对比 Big cities have more opportunities than small cities. University life is more interesting than middle school life. Families in the past were more dependent on each other, but now they are more independent. There were fewer cars on the roads 20 years ago, compared to now. 18. 列举优势劣势 There are two sides to this issue. On one hand, we need tourism to develop our economy. On the other hand, we shouldn’t let it destroy our natural beauty. The main advantage of getting your news on the Internet is that it is fast and you can choose what news you want to learn. The disadvantage is it may not be as reliable. The strengths of a traditional family are in its close family support, but the weakness is that often the husband and wife feel trapped in the relationship. The positive side of technology is its contribution to our convenience, but the darker side of it is that it may make us lazier. 19. 提出解决方法 I think what should be done is to give students more opportunities to demonstrate their creativity. I think this problem could be solved by creating more job opportunities. To solve this problem, I think we should try and set up more facilities for elderly people to meet each other and socialize. 查看更多 2个回答 . 1人已关注
Aspen Plus 流程模拟资料,要的留邮箱? Aspen Plus 流程模拟资料,要的留邮箱 查看更多 60个回答 . 1人已关注
鹤壁通用为您介绍不锈钢斗式提升机材质选择考虑因素 斗 ...? 斗式提升机作为矿山、煤炭、化工、粮食、电力、冶金等行业物料垂直输送的重要装备,在各企业生产线发挥着重要的作用。 斗式提升机 的选用除机型外,其材质也是极其主要的。在腐蚀状况中选择不锈钢时,除应对不锈钢的细致使用条件有详细的解外,还需要考虑的非主流因素有: 不锈钢的耐蚀性、强度、韧性和物理性能、加工、成形性能、资本、代价和取得的难易。耐蚀性包含不锈性和耐酸、碱、盐等腐蚀介质的功用以及超低温下抗氧化、硫化、氯化、氟化等的功能。本文为您介绍 不锈钢斗式提升机 材质选择考虑因素。 由于选用不锈钢是为了处置理论工程中斗式提升机所遇到各种腐蚀,为此在腐蚀状况中不锈钢的耐蚀性如何,斗式提升机选材首先需要思索的侵蚀是金属与介质间由于化学或电化学感染而引起的毁坏,而耐蚀性指不锈钢抵挡介质腐蚀毁坏的能力 ,故当斗式提升机选材中涉及耐蚀性时,需要注意以下几点: 1.耐蚀性的规范是报答肯定的既要承认它运用它又不能受它束缚,要根据细致使用恳求来确定是否耐蚀的细致规范。如今对不锈钢的耐蚀性多采用 10 级标准,选择哪一级做为耐腐蚀的请求,要考虑斗式提升机作为垂直输送装备,部件的特性 薄厚,使用寿命,产品品质如杂质,色彩,纯度等的请求,一般说来,对使用中要求亮光镜面或尺寸精密的配备仪表和部件,可选择 1-3 级标准;对要求密切合作,暂时不漏或要求使用限长的装备,部件选 2-5 级,对要求不高检修便利或要求寿命不很长的装备,部件则可选用 4-7级,除特殊例外,不锈钢在使用条件下年腐蚀率超过 1mm者一般多不选用,需要指出,10 级标准对于防止局部腐蚀时是不适用的。 2.耐蚀性是绝对的有条件的常说的不锈钢的不锈性,耐蚀性是指相对于生锈和不耐蚀而言,指在特定条件下介质,浓度,温度,杂质,压力,流速等一定时耐腐蚀性能,还没有在任何腐蚀状况中均保持不锈性,因此斗式提升机选材须针对细致使用条件加以挑选,不锈钢牌号选定后,使用局部还要针对所选用的不锈钢的特点精确运用,即公允选材加精确使用才华达到保留不锈性或耐腐蚀的目的 3.选择不锈钢既要考虑其耐一般腐蚀的功能,又要考虑其耐局部腐蚀的功能,一些水介质和化工介质中,后者更需予以注意,这是由于斗式提升机选材人员一般多重视不锈钢的耐一般腐蚀功能,而在使用条件下,对局部腐蚀,比如对应力腐蚀孔蚀等的愚钝性如何则考虑较少;不锈钢的局部腐蚀多在耐一般腐蚀功用很好的腐蚀状况中发生,局部腐蚀常常导致不锈钢装备,部件的突然毁坏,其损伤性远远大于一般侵蚀。 4.在运用各种手册中关联不锈钢的耐蚀性数据时,要注意很多数据只是一些实验内的测试结果,与理论介质状况常常有较大的偏差,为了获得更加接近理论使用前提的耐蚀性数据,一般应在测验考试室内停止了理论介质的腐蚀尝试或事发地条件下的挂片尝试需求时还要中止模拟安装的实验。 一些使用条件下,还会遇到这种状况,当义务介质中或所生产的财产产品中,即使含有微量的某种或某此不锈钢中的金属离子时,便会影响化工工艺历程和工业产品的品质 包含光芒,色彩,纯度等 这种状况在燃料、制药和颜料等财产中最为常见,此时常常选用不含某种元素的不锈钢或妥当提高所选用不锈钢耐蚀性档次,以便使金属离子升高到答应的限制。了解斗式提升机的保送的物料,对不锈钢材质的选用也有现实的意思。 5.不锈钢制设备,部件若因腐蚀而失效时,应当中止腐蚀破坏缘由的剖析,查明启事后采取措施,而不应一扔了之。 鹤壁市通用机械电气有限公司即原机电部鹤壁通用机械厂,60年专注提升、振动、输送设备。专业生产斗式提升机、振动给料机、仓壁振动器、布袋除尘器、皮带输送机、 螺旋输送机 、刮板输送机、筛分设备。定制各种非标设备,免费售前,售中,售后技术支持。 鹤壁通用斗式提升机 输送量大 、超高提升。具体型号有TB 板链斗式提升机 系列、NE板链斗式提升机系列、NSE板链斗式提升机系列、TD带式提升机系列、TH环链斗式提升机系列、 钢丝胶带斗式提升机 、不锈钢材质斗式提升机。 如需转载,请注明出处:鹤壁市通用机械电气有限公司 HTTP://www.chinatyjx.com 。 查看更多 0个回答 . 1人已关注
硝酸钍溶液如何配制、标定? 有现成的标准吗?浓度不限。谢谢! 查看更多 0个回答 . 4人已关注
国内采购哪些供应商的变频控制系统可靠性高? 如题。国内采购哪些供应商的变频控制系统可靠性高?查看更多 3个回答 . 1人已关注
防腐知识讨论? 我公司新建装置配套储运装置,有蜡污油罐及渣油罐需安装加热盘管,问一下盘管防腐采用什么类别,是喷砂还是机械除锈?涂刷什么漆,与内壁一样还是不需另有其他?查看更多 1个回答 . 5人已关注
380V变压器接地短路电流多大? 6.3KV/380V变压器低压侧接地短路电流多大?查看更多 0个回答 . 1人已关注
真空泵与压缩机? 大家好 有一个简单的基础问题我搞不太懂想向各位请教一下 很多人说VPSA( 变压吸附 )都会配备 真空泵 。 那麽,真空泵到低真的是一台泵还是比较像 压缩机 一样? 问题看起来有点不专业,希望大家可以给我一点方向去了解。 谢谢 查看更多 3个回答 . 1人已关注
塔径和塔高的确定? 各位师傅,对于多组分 精馏塔 ,不知道塔内气相和液相密度,如何计算合适的塔径和塔高?查看更多 5个回答 . 2人已关注
核磁面积积分的误差大约有多大? 我一个化合物中有三个苯环,应该15个氢 但图谱上积分面积值有16 在误差范围内吗? 其它地方的氢都和文献基本一致查看更多 8个回答 . 1人已关注
GB/T 27569-2011氢氟酸生产技术规范? 哪位大侠有 GB/T 27569-2011 氢氟酸生产技术规范 能不能给一份谢谢!!!我邮箱是 zhaoyouhu@163.com 查看更多 2个回答 . 3人已关注
金属镁用重油和煤? 金属镁 生产中重油和烟煤都是做什么用的?可以用 焦炉煤气 取代吗?查看更多 0个回答 . 5人已关注
我是学生,,,想求关于有机物主要是石油烃的物性计算软 ...? 我的QQ970537944,,谁有的可以帮忙给一个吗。。谢谢啦,,链接也很好,,TK TK查看更多 2个回答 . 4人已关注
简介
职业:远东联石化(扬州)有限公司 - 设备维修
学校:河西学院 - 化学系
地区:云南省
个人简介:受过伤却依旧活的漂亮的姑娘们万万岁查看更多
已连续签到天,累积获取个能量值
  • 第1天
  • 第2天
  • 第3天
  • 第4天
  • 第5天
  • 第6天
  • 第7天
 
这是一条消息提示
 
提醒
您好,您当前被封禁天,这天内您将不能登陆盖德问答,离解封时间还有
我已了解
提醒
提问需要5个能量值,您当前能量值为,请完成任务提升能量值
去查看任务