PRO/II中侧线采出的位置怎么确定? pro/ii自带的几个有侧线的例子(把文件扩展名中的.pdf去掉)： 高手，我用的8.0打开后显示the spexified file cannot be converted, it may not be a proii database or the version maybe too old. 这是怎么回事啊？ 查看更多
空分冲撞区？ 还有还是氧气管线 中 这个是指什么压力exemption pressure，在这个区域容易发生冲撞区 增加一下这个词语的语言环境 exemption pressure is the maximum pressure at which a material is not subject to velocity limitations in oxygen enriched atmospheres where particle impingement may occur. at pressures below the exemption pressure, ignition and burn propagation is considered unlikely to occur based on ignition mechanisms listed in annex 2. 查看更多
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