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Open water supply valve of the dental unit.
牙椅的供水设定错误。
youdao
Press water supply pedal of the dental unit.
牙椅的供水开关没开。
Objective To develop a versatile and convenient carrying oral optical fiber multifunction dental unit.
目的报告一种体积小，功能多的便携式口腔光导治疗机及光导口腔系列器械的研制。
One of the ships the Anastasis, is 522 feet long and has three operating theatres, a dental clinic and an X-ray unit and it has a ward with 38 beds.
BBC: NEWS | Health | ''Floating hospitals' mercy missions'
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