clean area 洁净区 ; 净化室 ; 清洁区
laminar flow ultra clean area 层两超洁净区 ; 层流超洁净区
Semi-clean area 半污染区
clean working area 洁净工作区
Tray clean area 托盘清洗区
wiper clean area 刮扫区域
ultra clean area 超清洁区域
relatively clean area 相对清洁区
vegetable base in clean area 清洁区蔬菜基地
clean area width regulating knob 清洁区宽度调节旋钮
Clean the area out with fresh water or iodine.
用清水或碘酒清洗（受伤）部位。
Wipe off any streaks using a clean area of the lint-free rag.
然后，用这条不起毛的布上一块干净的区域继续把玻璃上的条纹消除。
Changing and washing should follow a written procedure designed to minimise contamination of clean area clothing or carry-through of contaminants to the clean areas.
要按照书面的更换和清洗程序，尽可能降低对洁净区工作服的污染或将污染物带进洁净区。
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