A chelating agent that softens hard tap water by binding with dissolved metal ions, preventing them from being deposited as a yucky residue on your nice clean dishes.
一种螯合剂，通过与水中溶有的金属离子结合来软化硬质水，这样这些水垢就不会残留在你洗好的干净盘子上了。
The text is to review hand hygiene facilities, including the sink, water tap, flowing water, cleaning agents, dry hand supplies, hand antiseptic agent and other clinical applications.
手卫生设施是用于洗手与手消毒的设施，包括洗手池、水龙头、流动水、清洁剂、干手用品、手消毒剂等。 现报告如下。 。
By using the said protective agent in build-up welding process, broken tap may be withdrawn easily without damaging screw hole and workpiece.
使用本保护剂，保证堆焊法，省工、省力、减少消耗，方便地将断坏丝锥从丝孔中取出，既不损坏丝孔又不损坏工件。
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