女性常被认为是“温柔、顺从、贤惠”的,这是由于()所致。
A. 妇女的心理特点所致
B. 妇女的生理特点所致
C. 妇女的社会角色所致
D. 社会文化构建所致
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引导员的主要工作是进行安全检查门的人身安全检查和随身物品的安全检查。
A. 正确
B. 错误
为保证教学质量和课堂秩序,公共营养师教学方式应全部使用课堂讲授。
A. 正确
B. 错误
依据华电《电力安全工作规程》(热力和机械部分)的规定,在容器内()时,应打开人孔门,并进行强力通风。
A. 衬胶
B. 涂漆
C. 刷环氧玻璃钢
D. 打磨
If it becomes necessary to cutout an individual cylinder of a large, low-speed, main propulsion diesel engine, the fuel to that cylinder should be secured and its ()
A. fuel pump should be removed and all connections blanked off
B. cylinder oil feed rate should be increased slightly above that used at normal sea speed
C. cylinder oil feed rate should be reduced
D. cylinder oil feed rate should be increased to the maximum flow capable of the metering pum