Dry shrinkage and wetexpansion characteristics of saline soils containing rich chlorine and sulfate, solidified by three sorts of soil stabilizers were investigated.
采用三种固化剂对高含盐量的氯盐盐渍土和硫酸盐盐渍土进行固化,研究了它们的干缩和湿胀特性。
2
While strengthening the floor substrate because of its high hardness, even the Meiyu season will not lead to the expansion of damp wet.
而强化地板因其基材的硬度高,即使是霉雨季节的潮湿也不会导致其受潮膨胀。
3
Reducing expansion stress of the moulding sand and increasing wet tensile strength of moulding sand are the main measures to prevent scab defect.