皮皮学,免费搜题
登录
搜题
【判断题】
高处作业人员应接受培训。患有高血压、心脏病、贫血、癫痫、严重关节炎、肢体残疾或服用嗜睡、兴奋等药物的人员及其他禁忌高处作业的人员不得从事高处作业。
A.
正确
B.
错误
拍照语音搜题,微信中搜索"皮皮学"使用
参考答案:
参考解析:
知识点:
.
..
皮皮学刷刷变学霸
举一反三
【简答题】Fill in the blanks with the words given below. Change the form if necessary.(观看下方的微课可以帮助你完成此测试) Dear Sirs, I am writing to______ you that the goods your company shipped for us have not been supplied ...
【简答题】Task 1 Fill in the blanks with the words given below. inconvenience otherwise hearing but ask ensure shipment inform Dear Sirs, I am writing to____...
【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
【单选题】急性乳房炎的主要病因是
A.
乳头破损
B.
乳头内陷
C.
乳汁淤积
D.
首次哺乳
E.
乳管堵塞
【简答题】The consignment ( 托运的货物 ) arrived yesterday, _3______ it contained only 10,000 batteries.
【简答题】Fill in the blanks with the words given below. Change the form if necessary. inconvenience otherwise hear but ask ensure shipment inform Dear Sirs, I am writing to 1 y...
【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】我国第一艘航空母舰己进行了多次海航测试。舰载飞机从航母滑跃起飞的过程中,以航母为参照物,飞机是 的。由于机翼的上下表面气流速度不同,存在压强差,使向上的升力 (选填“大于”、“等于”或”小于、”)飞机受到的重力,飞机就能升空。
【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。
相关题目: