第五、在使用肝素生理盐水洗涤管路的时候，要同时把管路里的空气排掉。
Fifth, the use of heparin saline wash pipe when the pipe to the air while the drain.
为五星级酒店提供高品质的客衣、布草洗涤服务。
Supplying high-qualified customers' cloth and guestroom linen washing services for five-star hotel.
讨论了五种油烟净化技术：惯性分离法、过滤分离法、液体洗涤法、静电沉积法、复合技术。
Five kinds of purifying technology including inertia separation, filtration separation, liquid scrubber, electrostatics sediment and complex technology were introduced.
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