2010年专业知识上午第9题求解？ 在某管路中以水为介质测定摩擦系数λ与雷诺数Re（管壁的相对粗糙度一定）的双对数曲线关系，对于两个不同水温下测得的该曲线正确的说法为下列哪一项？ A．相同 B. 不同水温下册的曲线不同 C .随管内流速增加两曲线差异加大 D. 随管内流速增加两曲线趋于重合 请大家讨论！ 查看更多12个回答 . 4人已关注
模拟吸收塔脱硫出现问题？ 弄了很久不知道怎么解决上传了附件希望大神能指点一二 谢谢！ INFORMATION THERE ARE HENRY COMPONENTS DEFINED IN THIS CASE, THE BINARY DATABANK WILL BE SEARCHED AUTOMATICALLY FOR ANY AVAILABLE HENRY CONSTANTS. THE PAIR PARAMETERS FOR ELECNRTL OPTION SET HAS BEEN RETRIEVED FROM DATABANK ENRTL-RK. INFORMATION PURE COMPONENT PARAMETERS FOR SOME COMPONENTS ARE RETRIEVED FROM DATABANK ELECPURE. THESE PARAMETERS ARE USED WITH ELECNRTL METHOD. UNLESS YOU ENTER YOUR OWN PARAMETERS IN PROP-DATA PARAGRAPHS. PARAMETER VLBROC RETRIEVED FOR COMPONENT CO2 PARAMETER VLBROC RETRIEVED FOR COMPONENT H2S PARAMETER PLXANT RETRIEVED FOR COMPONENT H2O PARAMETER THRSWT(ELEMENT/3) RETRIEVED FOR COMPONENT H2O PARAMETER VLBROC RETRIEVED FOR COMPONENT NH3 STRUCTURE FOR COMPONENT H2O HAS NOT BEEN DEFINED. PCES CANNOT USE GROUP-CONTRIBUTION METHODS TO ESTIMATE MISSING PROPERTIES USE THE STRUCTURES PARAGRAPH TO DEFINE STRUCTURES OF THIS COMPONENT. STRUCTURE FOR COMPONENT O2 HAS NOT BEEN DEFINED. PCES CANNOT USE GROUP-CONTRIBUTION METHODS TO ESTIMATE MISSING PROPERTIES USE THE STRUCTURES PARAGRAPH TO DEFINE STRUCTURES OF THIS COMPONENT. STRUCTURE FOR COMPONENT H2S HAS NOT BEEN DEFINED. PCES CANNOT USE GROUP-CONTRIBUTION METHODS TO ESTIMATE MISSING PROPERTIES USE THE STRUCTURES PARAGRAPH TO DEFINE STRUCTURES OF THIS COMPONENT. STRUCTURE FOR COMPONENT FE+2 HAS NOT BEEN DEFINED. PCES CANNOT USE GROUP-CONTRIBUTION METHODS TO ESTIMATE MISSING PROPERTIES USE THE STRUCTURES PARAGRAPH TO DEFINE STRUCTURES OF THIS COMPONENT. STRUCTURE FOR COMPONENT FE+3 HAS NOT BEEN DEFINED. PCES CANNOT USE GROUP-CONTRIBUTION METHODS TO ESTIMATE MISSING PROPERTIES USE THE STRUCTURES PARAGRAPH TO DEFINE STRUCTURES OF THIS COMPONENT. STRUCTURE FOR COMPONENT S-2 HAS NOT BEEN DEFINED. PCES CANNOT USE GROUP-CONTRIBUTION METHODS TO ESTIMATE MISSING PROPERTIES USE THE STRUCTURES PARAGRAPH TO DEFINE STRUCTURES OF THIS COMPONENT. STRUCTURE FOR COMPONENT HS- HAS NOT BEEN DEFINED. PCES CANNOT USE GROUP-CONTRIBUTION METHODS TO ESTIMATE MISSING PROPERTIES USE THE STRUCTURES PARAGRAPH TO DEFINE STRUCTURES OF THIS COMPONENT. STRUCTURE FOR COMPONENT CO2 HAS NOT BEEN DEFINED. PCES CANNOT USE GROUP-CONTRIBUTION METHODS TO ESTIMATE MISSING PROPERTIES USE THE STRUCTURES PARAGRAPH TO DEFINE STRUCTURES OF THIS COMPONENT. STRUCTURE FOR COMPONENT HCO3- HAS NOT BEEN DEFINED. PCES CANNOT USE GROUP-CONTRIBUTION METHODS TO ESTIMATE MISSING PROPERTIES USE THE STRUCTURES PARAGRAPH TO DEFINE STRUCTURES OF THIS COMPONENT. STRUCTURE FOR COMPONENT CO3-2 HAS NOT BEEN DEFINED. PCES CANNOT USE GROUP-CONTRIBUTION METHODS TO ESTIMATE MISSING PROPERTIES USE THE STRUCTURES PARAGRAPH TO DEFINE STRUCTURES OF THIS COMPONENT. STRUCTURE FOR COMPONENT OH- HAS NOT BEEN DEFINED. PCES CANNOT USE GROUP-CONTRIBUTION METHODS TO ESTIMATE MISSING PROPERTIES USE THE STRUCTURES PARAGRAPH TO DEFINE STRUCTURES OF THIS COMPONENT. STRUCTURE FOR COMPONENT H3O+ HAS NOT BEEN DEFINED. PCES CANNOT USE GROUP-CONTRIBUTION METHODS TO ESTIMATE MISSING PROPERTIES USE THE STRUCTURES PARAGRAPH TO DEFINE STRUCTURES OF THIS COMPONENT. STRUCTURE FOR COMPONENT NH3 HAS NOT BEEN DEFINED. PCES CANNOT USE GROUP-CONTRIBUTION METHODS TO ESTIMATE MISSING PROPERTIES USE THE STRUCTURES PARAGRAPH TO DEFINE STRUCTURES OF THIS COMPONENT. STRUCTURE FOR COMPONENT NH4+ HAS NOT BEEN DEFINED. PCES CANNOT USE GROUP-CONTRIBUTION METHODS TO ESTIMATE MISSING PROPERTIES USE THE STRUCTURES PARAGRAPH TO DEFINE STRUCTURES OF THIS COMPONENT. STRUCTURE FOR COMPONENT S HAS NOT BEEN DEFINED. PCES CANNOT USE GROUP-CONTRIBUTION METHODS TO ESTIMATE MISSING PROPERTIES USE THE STRUCTURES PARAGRAPH TO DEFINE STRUCTURES OF THIS COMPONENT. STRUCTURE FOR COMPONENT H2CO3 HAS NOT BEEN DEFINED. PCES CANNOT USE GROUP-CONTRIBUTION METHODS TO ESTIMATE MISSING PROPERTIES USE THE STRUCTURES PARAGRAPH TO DEFINE STRUCTURES OF THIS COMPONENT. 查看更多4个回答 . 2人已关注
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