题目内容

Energized brands are creative, future-oriented and able to delight customers with amazing innovations.

A. T
B. F
C. NG

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Creativity calls out to people everywhere to get themselves attracted by energy brands.

A. T
B. F
C. NG

直线滚动导轨选用的清洗剂为( )

A. 煤油
B. 弱碱清洗剂
C. 强酸清洗剂

轴承的清洗剂为( )

A. 强碱清洗剂
B. 煤油
C. 强酸清洗剂
D. 弱酸清洗剂

小规模地清除油污, 一般选用( )。

A. 高温清洗
B. 手工清洗
C. 振动清洗
D. 喷洗法

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