喷涂可用于修复（）零件。
A.排气阀
B.喷油器
C.电机转子轴
D.曲轴
参考答案：C
When you meet your teacher at 8:30 a.m., you say "_______". [ ]
A. Good morning.
B. Good afternoon.
C. Good evening.
D. Good night.
棉涤织品与涤棉织品是一样吗？
