Butane and butylenes has the same characteristic with propane and propylene.丁烯与丁烷表现出与丙烯、丙烷相似的特性....replaceable butane gas cartridges.可替换丁烷气贮气瓶The butane conversion of catalyst aged in different pH has similar value.在不同pH...
Some newspapermen respected too many sacred cows.有些新闻记者对太多的事情碰都不敢碰。Agencies which transgress this principle are not widely respected.与此原则背道而驰的代理商势必无法广受尊崇.He was greatly respected by his brother doctors.与他共事的医生对他非常尊敬。...a...
The vibrating centrifugal dehydrator and scraper discharge centrifugal dehydrator are usually used in coal mine industry.振动离心脱水机与刮刀卸料离心脱水机是煤矿常用的两种离心脱水机.From time to time a scraper is passed through the pipeline to remove...