It adopts outer pipe co - extrude technology, improving the joint stress among layers.采用的外管共挤技术, 提高了管材的层间结合强度.Relative concentrations of molecular and metallic ions in midlatitude intermediate and sporadic - E layers.在 中...
Chemical products were used liberally over agricultural land.化学产品曾被大量地用于农田。He subscribed liberally to charities.他向慈善事业慷慨捐款.His clothes were liberally spattered with mud.他的衣服上溅满了泥巴....
安装方便、快捷 、 不再需要磁开关.Fast installation, no magnet switch.介绍了在生产中励磁开关主触头烧蚀的解决方法.This paper presents solution of main contact ablation of a excitation switch in production....
Some are cleaning the windows, others are mopping the floor.有的人在擦窗子, 另一些人在拖地板.A number of them took to mopping all day long.他们中有很多人总是愁眉苦脸.She went stealthily, mopping her flushed , stained cheeks, frightened, angry, very...