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【多选题】
下列各项中,属于制造费用的有( )A.
车间管理人员的工资
B.
生产用固定资产折旧费
C.
生产用设备的修理费
D.
生产产品的水电费
E.
企业照明用电的电费
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反馈参考答案：
举一反三
【多选题】以下哪些情况需要对废旧制冷剂回收( )
A.
制冷装置发动故障,需要通过拆换零部件或者拆卸零部件维修
B.
制冷装置存在部分泄漏,需要通过气密性实验查找漏点
C.
更换空调进风口滤芯
D.
更换储液罐
【简答题】A．He can't sleep at night. B．He can't find a quiet place to study. C．He can't narrow down his research topic. D．He can't find enough information for his research paper.
【单选题】In a narrow channel or fairway when overtaking can take place only if the vessel to be over-taken has to take action to permit safe passing， the vessel intending to overtake shall indicate her intenti...
A.
the vessel to be overtaken shall sound appropriate signal first
B.
the overtaking vessel shall sound appropriate signal first
C.
the overtaking vessel shall take action to permit safe passing
D.
the vessel to be overtaken shall take action to permit safe passing before hearing appropriate signal
【单选题】The site is fairly near the city center, ___ it can only be reached by a series of narrow streets
A.
22．The site is fairly near the city center, ___ it can only be reached by a series of narrow streets． A．and
B.
but
C.
or
D.
So
【简答题】昆虫胸部由()、()、()3个体节组成。每1胸节着生()分节的足,依次为()、()、()。
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