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A．By computerized traffic control and personal computers at home.B．By computerized cas

A. By computerized traffic control and personal computers at home.
By computerized cash registers in the stores.
C. By computerized billing of credit card companies.
D. All of above items mentioned.

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根据《水利水电建筑安装安全技术工作规程》，对接触粉尘、毒物浓度比较高的工人，每（）应进行一次身体检查。

A. 月
B. 季度
C. 半年
D. 年

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A．The license is only valid for 6 more months.B．The license is no longer valid.C．The d

A. The license is only valid for 6 more months.
B. The license is no longer valid.
C. The driver is using someone else's license.
D. The driver hid her license in the glove compartment.

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根据《水工建筑物水泥灌浆施工技术规范》，工程蓄水前水泥灌浆施工应完成（）以下各灌区的接缝灌浆及其验收工作。

A. 设计洪水位
B. 校核洪水位
C. 设计蓄水位
D. 蓄水初期最低库水位

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罗布麻叶来源于（）。

A. 豆科
B. 蓼科
C. 蔷薇科
D. 唇形科
E. 夹竹桃科

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A．By computerized traffic control and personal computers at home.B．By computerized cas

A. By computerized traffic control and personal computers at home. By computerized cash registers in the stores. C. By computerized billing of credit card companies. D. All of above items mentioned.

根据《水利水电建筑安装安全技术工作规程》，对接触粉尘、毒物浓度比较高的工人，每（）应进行一次身体检查。

A．The license is only valid for 6 more months.B．The license is no longer valid.C．The d

根据《水工建筑物水泥灌浆施工技术规范》，工程蓄水前水泥灌浆施工应完成（）以下各灌区的接缝灌浆及其验收工作。

罗布麻叶来源于（）。

A. By computerized traffic control and personal computers at home.
By computerized cash registers in the stores.
C. By computerized billing of credit card companies.
D. All of above items mentioned.