这过程被称为完全退火，因为它去除了以前组织结构的所有痕迹、细化晶粒并软化金属。
This process is known as full annealing because it wipes out all trace of previous structure, refines the crystalline structure, and softens the metal.
由大麻织物制成的挡板被悬挂在屋顶上，作为改善声学的一种方法，并软化金属屋顶的工业外观。
Baffles made from hemp fabric have been suspended from the roof as a way of improving acoustics, and softening the industrial appearance of the metallic roof.
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。
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.
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