The deformative charateristics of cementite of white cast iron during the rolling process was investigated.研究了惨碳体在白口铸铁轧制变形过程中的变化特点.A mixture of ferrite cementite forming distinct layers or bands in slowly cooled carbon s...
房间里阴暗、清冷，静悄悄的。The room was dim and cool and quiet.房间里静悄悄的，只有她的啜泣声。The room was silent except for her sobbing.一阵悄悄的低语声传遍了整个教室。A quiet murmur passed through the classroom....
Adding sulphate to the solution will give a precipitate.将硫酸盐加入该溶液会产生沉淀.A cool breeze caused a precipitate drop in the temperature.冷风使温度急降.Clouds usually precipitate as rain or snow.云常会凝结成雨或雪....
There is a regulation against adulterated cosmetics.规定禁止出售假冒化妆品。Cosmetics do not cover up the deficiencies of nature.化妆品并不能掩盖先天缺陷.The evidences of the application of rutin in antiaging cosmetics were presented.简述了芦丁用于抗衰老...