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【判断题】
喷涂色漆层时,层间干燥时应用文吹风枪加速干燥再喷涂下一层。A.
正确
B.
错误
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参考解析：
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皮皮学刷刷变学霸
举一反三
【单选题】This is the ( )(托运单）please complete it and sign your name.
A.
consignment note
B.
form
C.
paper
D.
sheet
【简答题】结构性理财产品的回报率通常取决于挂钩资产的表现。（ ）
【多选题】投诉信:根据提供的词语填空 (注意:只填写字母,一定用大写字母填写答案)
A.
inconvenience
B.
otherwise
C.
hear
D.
but
E.
ask
F.
ensure
G.
shipment
H.
inform Dear Sirs, I am writing to _____1____you that the goods your company shipped for us have not been supplied correctly. On 1 November 2013 we consigned (托运) 12,000 super long-life batteries to your company for ____2____. The consignment (托运的货物) arrived yesterday, ____3____ it contained only 10,000 batteries. This error put our firm in a difficult position, as we had to make some emergency purchases to fulfill our commitments to all our customers. This caused us considerable _____4_____. I am writing to ___5____ you to make up the shortfall immediately and to ____6____ that such errors do not happen again. _____7____, we may have to look elsewhere for shipment. I look forward to ____8_____ from you by return. Yours faithfully, Jack Walters Purchasing Officer
【简答题】一轴向柱塞泵的斜盘倾角 γ =22°30 ' ,柱塞直径 d =22mm,柱塞分布圆直径 D =68mm,柱塞数 Z =7。设容积效率 η V =0.95,机械效率 η m =0.9,转速 n =960r/min,输出压力 p =10MPa,求泵的理论流理、实际流量和输入功率。
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