焊接电弧的稳定性
参考答案:
是指电弧保持稳定燃烧(不产生断弧、飘移、磁偏吹现象)的程度。
Living in the dormitory means _______ to take care of yourself, understand each others' differences and share_______ interests.
A.to learn, common.
B.learning, ordinary
C.to learn; ordinary
D.learning; common