The physico-mechanical parameters of every stratum have been ascertained by test.
应用试验结果确定各类土层的物理力学参数；
Physico-chemical properties and extraction conditions of the red pigment in flowers of Hippeastrum vittatums were studied.
研究了朱顶红花红色素的提取条件和理化性质。
The coating of resin can be hard by catalysis at room temperature and its film has excellent physico-mechanical properties and anticorrosive properties.
它可在催干剂作用下形成性能优良的涂膜，也可与聚氨脂预聚体组成性能优良的双组分聚氨酯漆。
应用推荐