SHAKE型格
中国机电工业
第一高尔夫
时代报告
出展世界
中国经贸
简介：In a time where surface active agents are capable of reducing the energy of the bonds between water molecules by interacting with them to reduce surface tension,it would be unwise not to be able to generate these in masses.
简介：In a time where surface active agents are capable of reducing the energy of the bonds between water molecules by interacting with them to reduce surface tension,it would be unwise not to be able to generate these in masses.