“防水劑”造句

噴涂式皮鞋防水劑
a spray-on water repellent for shoes

摘要采用特殊工藝制備了復(fù)合型石膏防水劑.
A complex water - repellent gypsum additive was studied in this paper.

廠長引進(jìn)了一種新的石膏防水劑.
The production manager introduced a new water - repellent gypsum additive.

• #防水劑