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【单选题】
用板框压滤机恒压过滤某一滤浆(滤渣为不可压缩,且忽略介质阻力),若过滤时间相同,要使其得到的滤液量增加一倍的方法有( )A.
将过滤面积增加一倍;
B.
将过滤压差增加一倍;
C.
将滤浆温度到高一倍。
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皮皮学刷刷变学霸
举一反三
【单选题】What prompted the chancellor to develop his scheme?
A.
A desire to secure a better life for all.
B.
An eagerness to protect the unemployed.
C.
An urge to be generous to the claimants.
D.
A passion to ensure fairness for taxpayers.
【单选题】What prompted Sequoyah to develop his alphabet?
A.
People were writing things about him that he couldn’t read．
B.
He wanted to become famous．
C.
After his hunting accident，he needed something to keep him busy．
D.
Future generations．
【单选题】What prompted the author to apply for the summer program?
A.
She wanted to be independent.
B.
She wanted to be an engineer.
C.
The program was free of charge and provided credit and room.
D.
Her parents’ demand
【单选题】工作样本测试不包括哪个步骤:
A.
以职位分析为基础，挑选关键工作任务
B.
求职者实际动手完成工作，观察员在旁监控
C.
对职位进行评价
D.
观察者对被测试者的胜任力作出评价
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