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【简答题】
Complete the following sentences with the words or phrases in the box. Change the form if necessary. crown 2. parcel 3. after-sale 4. moderate 5. block 6. anticipate 7. intervene 8. protocol 1.The _____________ was enchased with gold and silver. 2. Denmark is a party to the Kyoto ______________ and will remain so. 3. He had a large brown paper _____________ under his left arm. 4. The security forces had to _____________ to prevent the situation worsening. 5. However the Industry often concentrates on the improvement of productivity and sales but neglect the maintenance of customers, namely the ___________services. 6. I ______________ his arrival at four o'clock. 7. Wall Street is expecting a _____________ sales increase this season. 8. The car successfully bypassed the ______________. Translate the following sentences into English, using the expressions in brackets. 1.货币兑换不会收取费用。(conversion) ___________________________________________________________ 2. Jin为纯法学贡献了毕生精力,尽管他的学术观点前后并不一致。(inconformity) __________________________________________________________ 3. 我们将为您提供便捷的售前与售后服务。(pre-sale) ___________________________________________________________ 4. 这里有你的一个包裹和几封信。(parcel) ___________________________________________________________ 5. 他将要求国会进行干预,防止发生罢工。(intervene) ___________________________________________________________ 6. 委员会说在今年的上半年经济增长是适度的。(moderate) ___________________________________________________________
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【单选题】图所示对称三相电路,电源线电压U t =100V,I l =2A,负载功率因数λ=cosψ=0.8(感性),功率表采用如图接法,则此时功率表读数为:
A.
208W    
B.
120W    
C.
173W    
D.
0W
【判断题】施工现场设置项目经理部,有利于各项管理工作的顺利进行。
A.
正确
B.
错误
【单选题】已知电路如图所示,对称三相电源线电压为380V,Z=6.4+j4.8W, Zl=6.4+j4.8W,则负载Z的相电压UP、线电压UL和相电流为IP为( )。【图片】
A.
U P = 137 V , U L = 137 V , I P = 17 A
B.
U P = 237 V , U L = 237 V , I P = 17 A
C.
U P = 137 V , U L = 237 V , I P = 17 A
D.
U P = 237 V , U L = 137 V , I P = 17 A
【判断题】【机电-机械】当工件卡在模具中时,可以用手将工件取出。
A.
正确
B.
错误
【单选题】My grandpa told a good story, but I told a ______ one.
A.
good
B.
better
C.
best
D.
worse
【判断题】流通就要打破原有社会对人与人之间的间隔()
A.
正确
B.
错误
【判断题】当工件卡在模具中时,可以用手将工件取出。
A.
正确
B.
错误
【判断题】当工件卡在模具中时,可以用手将工件取出。
A.
正确
B.
错误
【简答题】图2所示电路中,R=( ) 时能获得最大功率,其最大功率为( )W。__________
【判断题】当工件卡在模具中时,可以用手将工件取出。( )
A.
正确
B.
错误
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