Under this circumstances, researching the theories of technological leapfrogging and directing Chinese enterprise is very important.在这种情况下, 研究技术跨越的相关理论并指导中国技术跨越实践,就显得至关重要.The researching of free radical is basilic resear...
Salt is a natural disinfectant.盐是天然的消毒剂。a strong smell of disinfectant呛人的消毒剂气味Please wash the dishes with the soapy water containing disinfectant.请用含消毒剂的肥皂水洗盘子....