段落中"defeat"的理解? Double block and bleed isolation can be achieved through the use of any two appropriately located valves in the system, even though the valves may also serve other functions. Actuated Isolation valves can be used in double block and bleed arrangements if means are provided to defeat automatic operation of the valves. 请教一下大家,句中的defeat该如何理解,谢谢! 查看更多6个回答 . 1人已关注
MHeatX动态模拟? 请问各位高手,下面是MHeatX的动态模拟报警信息是什么意思?又如何解决? TRANSLATE USING COMPILED AST PROCEDURES IN C:\Program Files\AspenTech\Aspen Plus Dynamics V7.2\Ast DIRECTORY. TRANSLATING BLOCK B2 of TYPE MHEATX: FATAL ERROR: Exchanger Zone Profile results and Stream Profile results are required in order to export a Dynamic simulation. Please check Exchanger Zone Profiles and Stream Profiles on the Options sheet of the MHeatX Input form and re-run the simulation before exporting a Dynamic simulation. Aborting procedure C:\Program Files\AspenTech\Aspen Plus Dynamics V7.2\Ast\MHEATX.TBL 查看更多1个回答 . 2人已关注