皮皮学，免费搜题
登录
搜题
【简答题】
If you give some attention to information on population and consumption, you would be more successful in selecting a market.
拍照语音搜题，微信中搜索"皮皮学"使用
参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】熔化极C02气体保护焊,2mm碳钢薄板仰位角接接头焊接时,选用0.8mm焊丝,焊接电压选择范围一般在()。
A.
17-19V
B.
15-17V
C.
21-23V
D.
19-21V
【简答题】♢Exercise2 Directions :Listen to the passage agai n and fill in the blanks
【简答题】Fill n the blanks with the word or expressions given below, and change the form where necessary . donate carry out draw result efficiency different consume ex...
【简答题】Fill in the blanks in the following sentences with the opposite form of the words given. legal: There is no doubt that cannabis () will remain an ________ drug for the foreseeable future.
【简答题】Fill in the blanks with suitable transitional words 1) Our Accounts Receivable Department haswritten to you three times; ___________, we have had no response to our letter.
【单选题】fill in the blanks with proper words：Nǐmen shànɡkè你们上 课？
A.
j ǐ di ǎ n 几点
B.
y ǒ udi ǎ nr 有点儿
C.
yìdi ǎ nr 一点儿
D.
j ǐ di ǎ nr 几点儿
【单选题】熔化极C02气体保护焊,2mm碳钢薄板仰位角接接头焊接时,焊枪角度一般与焊缝夹角为(),与焊缝转角为45度。
A.
20〜30度
B.
70〜80度
C.
40〜50度
D.
30〜40度
相关题目：