标题: SOR/2011-15干洗问题 [打印本页] 作者: FunnyH 时间: 2012-4-9 15:06 标题: SOR/2011-15干洗问题 1)Fill the cylinder of the dry cleaning apparatus with 2.5L of perchloroethylene, and 270mL of dry cleaning soap, the specimen(s) and sufficient worsted test fabric in pieces approximately 300×300mm to make a total dry cloth load of 500g.3 Y0 t7 h4 f% I7 x' N
2）Pour out the cleaning solution, replace with an equal amount of fresh perchloroethylene solvent and operate the apparatus for an additional 5 min. Repeat this operate three times.( C* w% k; R' @- h
an equal amount of fresh perchloroethylene solvent =2.5L of perchloroethylene or 2.5L of perchloroethylene, and 270mL of dry cleaning soap 个人认为是=2.5L of perchloroethylene, and 270mL of dry cleaning soap，不过不敢确定，请各位大侠赐教。
