题目内容

（），we would have finished it then.

A. If had we had better equipment
B. Had we had better equipment
C. Had had we better equipment
D. We had had better equipment

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对长期停运的设备进行盘车是为了防止（）而采取的措施。

A. 轴弯曲
B. 锈死
C. 润滑油变质
D. 抱轴

影响小麦根系生长的因素有（）个。

A. 4
B. 3
C. 2
D. 1

单位活期存款账户又称为单位结算账户。

A. 正确
B. 错误

在CNMARC中，＠a，＠b中，是由（）组成的。