题目内容

三涂层体系涂膜总厚度为( )μm。

A. 50~60
B. 60~80
C. 90~110
D. 100~120

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为了防止电泳漆沉淀,电泳漆每小时的循环搅拌量为电泳槽的( )倍。

A. 1~2
B. 2~3
C. 4~6
D. 3~5

The number of vehicles has been steadily increasing.(), more than 100 cities in the United States still have levels of carbon monoxide that exceed legally established limits.

A. Continuously
B. Consequently
Constantly
D. Consistently

治疗风寒感冒的非处方药是

A. 伤风感冒冲剂
B. 感冒清热颗粒
C. 桑菊感冒片
D. 银翘解毒片
E. 清热灵颗粒

商业银行资金的主要来源是()。

A. 存款
B. 拆借
C. 贷款
D. 融资

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