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【简答题】
在焊缝横截面中,从焊缝正面到焊缝背面的距离,叫____。
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反馈参考答案：
举一反三
【简答题】教育对策内容应包括()、()、()等三个方面。
【简答题】China confident of fulfilling year's goals, president tells British, French leaders China has made great efforts to pr the global spread of novel coronavirus pneumonia and it will continue to coo...
【简答题】Fill in the blanks with proper words. Thanksgiving Day has been a holiday in the United States since 1863. In the United States, it is a holiday on the f_1_ Thursday of November. It is a holiday for A...
【单选题】The man was determined to deal with the problem on his own and turned down ______ of help.
A.
invitations
B.
offers
C.
applications
D.
comments
【简答题】In general, how do we do sedimentary basin provenance ysis?
【单选题】行车值班员上岗后每年接受不少于（）的继续教育，继续教育内容除包括理论知识和岗位技能外，还应包括相关政策法规、事故案例和行业新技能。（）
A.
48学时
B.
60学时
C.
80学时
D.
96学时
【单选题】Visiting US President George W. Bush said in Beijing on Friday that both China and the United States should encourage bilateral contacts and exchanges to promote mutual understanding. 'It's important ...
A.
great
B.
famous
C.
honorable
D.
modest
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