As the repairs will take awhile, we will send over a replacement unit for you to use later this afternoon.

由于修理要花点时间，今天下午晚一点我们会送一套更换装置给您们使用。

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The SB series stuffing box cover combine the functions of wear plate and stuffing box into a one-piece replacement unit. One bolt holds the slip fitted stuffing box in place.

填料箱压盖将密封与填料箱的功能融为一个可更换的整体，一支螺栓安装在与填料箱相对应的中开面上。

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The unit to base electrical plug permits instant valve unit replacement without disconnecting piping or wiring.

该单位的基础电器插头未经允许即时阀断开管道或电线单位更换。

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D. in aerospace engineering and wrote a thesis on insectlike drones, some troops insist that they get the same robot back not a replacement unit.

WSJ: In the Afghan War, a Little Robot Can Be a Soldier's Best Friend

Artificial hearts are nothing new: AbioMed implanted its first replacement heart unit in 2001, and as far back as the 1980s the considerably more cumbersome Jarvik 7 was unveiled to the public.

FORBES: Magazine Article

Not long after the last such session, the president of Allied's North American replacement car-parts unit got yanked from his post.

FORBES: Bleeding arm, but no bleeding heart