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【判断题】
天网恢恢:天网指自然的范围;恢恢,广大、宽广无边。A.
正确
B.
错误
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举一反三
【简答题】Cloze: Fill in the blanks, into each of which ONLY ONE WORD can be added. When doing this, please remember one thing that you should use the RIGHT FORM of the WORD. You are asked to finish this part w...
【单选题】下列关于过滤的相关命题,不正确的描述是( )。
A.
经过过滤初级阶段后形成的滤饼才是真正有效的过滤介质
B.
过滤刚开始时，会有部分颗粒进入过滤介质网孔中发生架桥现象，同时也有少量颗粒穿过过滤介质而混入滤液中
C.
过滤介质常用多孔织物，其网孔尺寸未必一定小于被截留的颗粒直径
D.
过滤时，固体颗粒并不形成滤饼而是沉降与较厚的过滤介质内部，在惯性和扩散作用下，进入通道的固体颗粒趋向通道壁面并籍静电与表面力附着其上
【简答题】Cloze: Fill in the blanks, into each of which ONLY ONE WORD can be added. When doing this, please remember one thing that you should use the RIGHT FORM of the WORD. You are asked to finish this part w...
【简答题】Cloze: Fill in the blanks, into each of which ONLY ONE WORD can be added. When doing this, please remember one thing that you should use the RIGHT FORM of the WORD. You are asked to finish this part w...
【简答题】Cloze: Fill in the blanks, into each of which ONLY ONE WORD can be added. When doing this, please remember one thing that you should use the RIGHT FORM of the WORD. You are asked to finish this part w...
【多选题】下面关于过滤描述正确的是（）。
A.
过滤介质常为多孔织物，其网孔尺寸未必一定小于被截留的颗粒直径
B.
经过过滤初级阶段后形成的滤饼才是真正有效的过滤介质
C.
过滤时，固体颗粒并不形成滤饼而使沉积于较厚的过滤介质内部，在惯性和扩散作用下，进入通道的固体颗粒趋向通道壁面并凭借静电与表面力附着其上
D.
过滤刚开始时，会有部分颗粒进入过滤介质网孔中发生架桥现象，同时也有少量颗粒穿过介质而混于滤液中
E.
过滤介质能将液体中的固体颗粒全部拦截住
【简答题】Cloze: Fill in the blanks, into each of which ONLY ONE WORD can be added. When doing this, please remember one thing that you should use the RIGHT FORM of the WORD. You are asked to finish this part w...
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