This paper will make analysis from acidity conception by monitoring acidity of solution in cleaning bath so as to meet the requirement for correct use of HEP-2 cleaning agent.

如果使用不当，会出现酸度，本文从酸度概念分析，应用监视清洗槽内溶液的酸度方法；达到正确使用HEP - 2清洗剂的要求。

This applies to detergents, bath products, cleaning sponges, and household cleaning products like vinegar and baking soda.

这适用于洗涤剂、浴室用品、清洁海绵以及类似于醋和小苏打的日常清洁用品。

Common washing space for all sweepers: bath, wash, household cleaning, every thing in a common space.

所有的清洁工共用的洗漱空间：洗澡、洗衣服、家庭清洁，所有的清洗，都在一个共用的地方。

But an intense debate is under way over whether to subject the nude giant to a dry cleaning or to give it a bath.

NPR: Restoring Michelangelo's David

Nine students from the City of Bath College will spend four days cleaning and conserving the fountain to remove moss, algae and staining.

BBC: Rebecca Fountain in Bath