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【简答题】
Upload your diary entry here. In class, each of you will be given 2 minutes to tell your story as a member of your group. You will be evaluated based on: 1. your pronunciation and intonation (2) 2. your clear description of your emotions and the hardships (3) 3. your loyal rendition of the story in the text along with your reasonable imagination (2) 4. your language use (3)
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【单选题】The instant riches of a mining strike would not be his in the reporting trade...
A.
a blow
B.
a work stoppage
C.
a military attack
D.
a sudden discovery
【简答题】The instant riches of a mining strike would not be his in the reporting trade, but for money, his pen would prove mightier than his pickax.
【简答题】The instant riches of a mining strike would not be his in the reporting trade, but for money, his pen would prove mightier than his pickax.
【简答题】A very wealthy man was standing thoughtfully on a bridge．Despite all his riches，he could feel none of happiness but and emptiness in his heart．He to commit suicide by jumping into the fast-flowing wat...
【单选题】You see the lightning it happens,but you hear the thunder later. [ ]
A.
for an instant
B.
on the instant
C.
in an instant
D.
the instant
【单选题】依据GB/T 29038-2012,不同连接方式的薄壁不锈钢管道接口应采用与之相配套的不锈钢管件,管件的结构型式有卡压式、环压式、焊接式、卡套式、压缩式、螺纹式、沟槽式和法兰连接等。以带有特种密封圈的承口管件连接管道,用专用工具钳压承口部位后断面呈六角型或多边型压缩紧固密封的连接方式,称之为( )连接。
A.
卡压式
B.
环压式
C.
卡套式
D.
压缩式
【简答题】中、低压法兰的密封面常用的有哪几种型式？各适用于何种管道？
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