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【判断题】
Z535 型钻床的照明线路由变压器TC供给24V安全电压,SA为接通或断开照明的开关。
A.
正确
B.
错误
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参考答案:
举一反三
【判断题】植物必需的矿质元素在植物营养生理上产生的是直接效果。(    )
A.
正确
B.
错误
【简答题】Fill in each blank with the appropriate form of the word given in the brackets. 1.Improper handling of (complain)may lead to the dissatisfaction of customers. 2.We cannot acknowledge your clam for dam...
【单选题】在VHDL中,IF语句中至少应有1个条件句,条件句必须由()表达式构成。
A.
BIT
B.
STD_LOGIC
C.
BOOLEAN
D.
任意
【单选题】. We acknowledge the receipt of your letter dated on May 4 ______the sales confirmation in duplicate.
A.
Drafting
B.
Declining
C.
Covering
D.
Stressing
【单选题】已知X元素为植物必需的矿质元素。确定X元素为植物必需的矿质元素的一般实验方法是()
A.
纸层析法
B.
隔离饲养法
C.
溶液培养法
D.
纤维观察法
【单选题】在下楼梯过程中,股四头肌的肌肉收缩形式为
A.
向心收缩
B.
离心收缩
C.
等长收缩
D.
等速收缩
【简答题】Sentences arrangement. 1. We are surprised that you still demand payment by D/P. 2. We acknowledge receipt of your letter of July 3 under your reference JS6273, which arrived this morning, and wish to...
【简答题】The following sentence violates the writing principle of ( ). We acknowledge with thanks the receipt of your letter of July 1.
【简答题】We won't be able to send you the brochure this month. You are requested to make us the most favorable offer, stating origin, packing detailed specifications, quantity suppliable and the earliest time ...
【单选题】. We acknowledge the ____ of your letter and thank you for the order you have given us.
A.
Receive
B.
Receipt
C.
Received
D.
Receptionist
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