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【单选题】
三相对称电路Y型接法，则相电压UA和线电压UAB的关系为( )。A.
线电压与相电压大小相等
B.
线电压是相电压的1.732倍
C.
线电压是相电压1.414倍
D.
线电压是相电压的0.707倍
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【简答题】__ __ 平台以优质的仓储物流系统( FBA ) 和售后服务体系闻名于世,除了自营业务外并对第三方卖家开放。(请填写一个目前的主流跨境电商平台名称)
【单选题】According to the passage, on-the-job smoking affects an employee's performance in the office in that______.
A.
he can't concentrate on what he is doing while smoking
B.
he often goes away from his desk to smoke in the break-room
C.
he often asks for sick leave as a result of too much smoking
D.
he takes a rest from time to time because of eye irritation
【单选题】Wild Bill Donovan would have loved the Internet. The American spymaster who built the Office of Strategic Services in the World War II and later laid the roots for the CIA was fascinated with informat...
A.
received support from fans like Donovan
B.
remolded the intelligence services
C.
restored many common pastimes
D.
revived spying as a profession
【简答题】A. wheat straw. B. bamboo C. bark D. cork tree E. sunflower seed: F. grass The floor of the office is made of bark from
【简答题】库存现金限额由银行核定，一般不超过企业（ ）的正常开支需求量。
【简答题】库存现金限额由银行核定，一般不超过企业（ ）的正常开支需求量。
【单选题】The carpenter is directly responsible to ________.
A.
the captain
B.
the bosun
C.
the third officer
D.
the chief officer
【单选题】听力原文：M: Julie, do you want to join our carpool? As you know, Cathy will leave the office next month, so we' ve got an opening. W: Thanks, Gale, but I'm going to carpool with Ms. Gomez. She's going to ...
A.
Commute to the office together
B.
Go to a pool to swim
C.
Move to his apartment
D.
Buy a new car
【单选题】普通车床上采用的螺旋传动属于( )
A.
螺母固定，螺杆转动且移动
B.
螺杆固定，螺母转动且移动
C.
螺杆原位转动，螺母作直线移动
D.
螺母原位转动、螺杆作直线移动
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