无码高清视频|成人自拍视频|欧美成人午夜无码A片秀色直播|草美女视频网站|美女被操网站在线观看

<blockquote id="ee9ul"><xmp id="ee9ul"><pre id="ee9ul"></pre>

單項選擇題

The total berth time for a vessel can be reduced through a reduction（）.

A.of working gangs
B.of idle time
C.in productivity of the working shifts
D.of working hours each working day

你可能感興趣的試題

單項選擇題

The transportation of dangerous cargo in packages is governed by（）.

A.IBC code
B.BC code
C.IMDG code
D.IGC code

單項選擇題

The use of（）between bags may lead to chafage and tearing of the bags.

A.strips of burlap
B.heavy paper
C.dunnage boards
D.strips of rope yarm