Piston cleaning. Remove carbon and varnish from piston surfaces. Do not use a caustic cleaning solution or a wire Brush. These could damage the piston-skirt finish.
绝不能使用苛性溶液或金属刷清除活塞表面的积碳和漆膜。因为这样会损坏活塞裙部的粗糙度。
A method of cleaning recycled glass containers comprising exposing a container to a caustic solution and rinsing the container with a rinse solution is taught herein.
在这里教导了一种清洗再循环用玻璃容器的方法，该方法包括将容器接触腐蚀溶液并用冲洗液冲洗容器。
Chemical cleaning of the membrane with caustic solution was required approximately once every 5 days.
苛性碱溶液的膜化学清除法要求约每五天做一次。
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