润滑油液位随轴承转速的提高（）。 A.降低 B.升高 C.不变

搜题请搜索小程序“爱下问搜题”

问题单项选择题

润滑油液位随轴承转速的提高（）。

A.降低

B.升高

C.不变

答案

参考答案：A

选择题

________that Maric was able to set up new branches elsewhere.

A．So successful her business was

B．So successful was her business

C．So her business was successful

D．So was her successful business

单项选择题

聚合醇能（）正电体系抑制性，（）体系的滤失量。

A、加强、降低

B、加强、增加

C、减弱、降低

D、减弱、增加