将熔融的丝状或粉末材料喷到经过预先处理的零件表面上,形成机械结合金属层的是()
A.喷焊
B.喷涂
C.喷丸
D.热喷涂
参考答案:D
根据句意和首字母提示填入所缺单词。
1. I have a_____ orange every day.
2. This i_____ a Chinese map.
3. Trees are g_____ in spring (春天).
4. Good morning, Mr W_____.
5. Tom a_____ Mike are English.
6. —What c_____is your bike? —It's black.
7. She likes r_____roses (玫瑰).
8. The stars(星星)on the Chinese flag (旗) are y____.
9. T_____brown bag is Lily's.
10. The sky (天空) and the sea are b_____.
《煤矿安全监察条例》第二十七条规定,煤矿安全监察机构对煤矿安全技术措施费用的提取和()情况进行监督,对未依法提取或者使用的,应当责令限期改正。
A.投入
B.挪用
C.支出
D.使用