问题
名词解释
坡口面角度和坡口角度
答案
参考答案：
焊件表面的垂直面与坡口面之间的夹角，叫坡口面角度；两坡口面之间的夹角，叫坡口角度。
搜题请搜索小程序“爱下问搜题”
坡口面角度和坡口角度
参考答案：
焊件表面的垂直面与坡口面之间的夹角，叫坡口面角度；两坡口面之间的夹角，叫坡口角度。
根据短文内容，用方框中所给词的适当形式填空。
Dear Han Mei, Thank you for your letter. I 小题1: China very much. And I 小题2: to go to China with my parents. We want 小题3:Beijing. I know something 小题4:China from your letters. 小题5: I don’t know much about Chinese food. Could you tell 小题6:something about it? I like 小题7: and fish very much. You tell me you 小题8:eat rice, vegetables and chicken. And your 小题9: food is jioazi. What kind of food 小题10: drink can I have in China? Please tell me. |