The development of a high effective benzol - free paint remover was described.根据“相似相溶原理”选择合适的有机溶剂作为脱漆剂的主要组成.Annual sales: steel, Crude Benzol, Coke, tar, ammonium sulfate, and so on.常年销售: 钢材, 粗苯, 焦碳, 焦油, 硫酸铵等.The transfo...
She is a patron of small businesses and trades.她是几个小企业和小手工艺者的资助人。There are 73 unions affiliated to the Trades Union Congress.共有73家工会隶属于英国职工大会。There is still much antagonism between trades unions and the oil companies.工会和...
Which kind of plant appositeness interior cultivate drive a mosquito?哪种植物适合室内种植驱蚊子?A mosquito - netting completely surrounds our bed.一顶蚊帐把我们的床完全围住了.I threw aside my mosquito net and jumped out of bed.我把蚊帐甩到一边，跳下床来。My gir...
We retraced our steps to where we started.我们折回我们出发的地方.We retraced our route in an attempt to get back on the right path.我们折返,想回到正确的路上.He retraced his steps to the spot where he'd left the case.他折回到他丢下箱子的地方。...
Hence enacted law is more authoritative and more integrative than judge - made law.因此,制定法比法官造法更具有权威性和统一性.A new viewpoint of chemical - and - plant integrative fixation is put forward.提出了开展化学 - 生物一体化固沙新观点.The class of sin...