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【判断题】
网络通信可以不用协议 。A.
正确
B.
错误
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皮皮学刷刷变学霸
举一反三
【单选题】According to the conversation, what service can you use when you send an article of special value?
A.
The ordinary letter and parcel service.
B.
Registered Letter Post.
C.
Recorded Delivery Service.
D.
Compensation Fee Parcel Service.
【简答题】Computer technology has become an important part of people’s life．This technology has its own special words．One well-known computer word is Google．It’s the name of a popular “search engineer(引擎)” for ...
【简答题】16版新定额规定,墙体拉结S勾,设计有规定的按规定,设计无规定时长度按照墙厚另加150mm计算,每平方米()个,计入钢筋总量
【单选题】A vessel to which Annex V to MARPOL 73/78 applies is located in a MARPOL designated special area，14 nautical miles from nearest land.What type of garbage is permitted to be discharged?
A.
Paper products
B.
Glass ground to less than 1
C.
Metal ground to less than 1
D.
Food waste
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