... salt spreader 撒盐车 salt spreading 撒盐 sandwich method 夹层（铺筑）法 ...
双语例句
1
They were spreading grit and salt on the icy roads.
他们在结冰的路上撒沙子和盐。
《牛津词典》
2
It points out it has high spreading value melting salt heating and it has high economic and society benefit handling phenol water.
指出熔盐加热技术有较好的推广价值，酚水治理技术有较好的经济效益和社会效益。
3
Solution: in case of spreading, sprinkle some salt on the stain and wipe it with soft brush. Then wipe it with towel which has water, detergent or alcohol.