Which one of the following information can not be found in engine room induction according to the passage?()
A. special precautions to deal with heat
B. engine room safety procedures such as earmuffs, safety glasses, work clothes
C. emergency escapes
D. the location of safety equipment around the shi
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资本主义生产部门之间的竞争形成()
A. 商品价值
B. 生产成本
C. 剩余价值
D. 平均利润
学习活动可以分成认识、()、表现或练习等环节。
A. 发现
B. 思考
C. 了解
D. 观察