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

<ruby id="nu7oz"><xmp id="nu7oz">

單項選擇題

The various pumps and lines are （） to some extent so that each pump can act as an alternative for another.

A.interlocked
B.interconnected
C.interfered
D.interacted

你可能感興趣的試題

單項選擇題

According to the way the steering gear is operated, the steering gear may be divided into: hand - steering, （） and automatic steering.

A.hydraulic steering
B.follow-up steering
C.remote control steering
D.air controlled steering

單項選擇題

（） is used for sensing the temperature of the room in the air condition system.

A.An expansion valve
B.An evaporator
C.A thermostat
D.A condenser

<ruby id="t3wqd"><xmp id="t3wqd"></xmp></ruby>

<pre id="t3wqd"><acronym id="t3wqd"></acronym></pre>