题目内容

以下不符合煤矿局部通风安全管理规定的是()。

A. 瓦斯喷出和煤(岩)与瓦斯(二氧化碳)突出煤层的掘进通风方式采用压入式
B. 使用1台局部通风机同时向2个掘进工作面供风
C. 瓦斯喷出区域、高瓦斯矿井、煤与瓦斯突出矿井中,掘进工作面的局部通风机应采用三专(专用变压器、专用开关、专用线路)供电
D. 严禁使用3台以上(含3台)的局部通风机同时向1个掘进工作面供风

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在借贷记账法下,可以设置双重性质账户,并根据其余额方向判断该账户性质。()

A. 正确
B. 错误

It can be learned from the second paragraph of the text that ______.

A. triathlon is a fast-growing sport in UK
Britain used to be barely known
C. triathlon is a prestigious race in USA
D. Hawaii used to be a spot of pains

In the last paragraph of the text, the author intends to define ______.

A. the friction of the northern border
B. the significance of international ties
C. the difference between Canadians and Mexicans
D. the importance of being good neighbours

A.decodeB.explainC.produceD.repeat

A. decode
B. explain
C. produce
D. repeat

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