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
