乳痈切开排脓的切口应该是()
A.切口尽量大
B.切口宜高
C.纵切口
D.横切口
E.按乳络方向
参考答案:E
有集中式空调的船舶空调舱室室内气压与大气压相比()。
A.略高
B.略低
C.相等
D.A或B或C
After splicing an eye in a piece of wire rope,the splice should be parceled and served to().
A.strengthen the line
B.increase its efficiency
C.prevent hand injury by covering loose ends
D.make the line more flexible