该线是由聚酯亚胺树脂涂制而成的 、 热级为180的铜包铝漆包圆线.This is a kind of enameled Cu - AL round wire, thermal class 180, coated by polyester resin.也可用于生产铜包铝 、 铝包钢线及铝塑、钢塑复合管.Also can be used to produce copper - covered aluminum, aluminum - cov...
氟化物的危害一般局限在制造厂的附近.Fluoride damage is generally restricted to areas near manufacturing plants.在茜素染料法中,氟化物的消色作用较慢.The bleaching action of fluorides is slow in the alizarin dye procedure.氟化物危害的特点是叶片顶尖灼燃现象.Fluoride injury of...
鲍勃命令旅指挥部登船。Bob ordered brigade HQ to embark.我们站在突码头上目送他们登船。We stood on the pier and watched as they embarked.如果立刻作出决定,其中的一部分部队还可以登船.Provided a decision is reached at once a certain proportion of the force migth be embark...