a mercurial gauge水银气压计Comey International Limited is a producer fine gauge, cashmere knitwear accessories.锦利国际有限公司是羊绒、针织服装以及服饰配饰的生产厂商.The simplest type of pressure gauge is the open - tube manometer.最简单的压力计,是开管流体压力计.Inse...
"The fuel gauge is broken." — "Broken? How do you mean?"“燃油表坏了。”——“坏了？你说清楚点？”The fuel gauge reads below zero.燃油表显示油量在零以下。The gauge must be giving a faulty reading.量表的显示肯定有误。...
After serving his apprenticeship as a toolmaker, he became a manager.结束了工具匠的学徒期以后，他当上了经理。He served his apprenticeship with Bob.他跟鲍勃当学徒.He is not yet out of his apprenticeship.他尚未满师....
Chitin synthase is the important enzyme that converts UDP - GlcNAc to chitin.摘要几丁质合成酶是生物合成几丁质的关键物质.Chitin, chitosan are recycling natural polymers with abundant and excellent properties.甲壳素 、 壳聚糖是可再生的天然高分子化合物,来源丰富、性质优良.C...