与媒介染料相比,用活性染料对拉细羊毛染色可获得更好的效果.Reactive dyes exhibited better dyeing properties than mordant dyes on attenuated wool.摘要研究澳大利亚半细羊毛和细旦涤纶纤维混纺工艺技术.Blending technology of Australian medium wools and fine denier polyester fibers...
Gear lubricants may congeal and channel in cold weather.天气冷时齿轮润滑油可能凝结而形成凹槽.In order to assess the friction of lubricants on multifilament yarns , finish - free yarns are required.为了评定润滑剂对复丝纱摩擦所起的作用, 要求用不带整理剂的纱作试验.Acting ...
他是来自德累斯顿的金工工匠。He was a crafts-man in metalwork from Dresden.她在肩上挂上两件精美的金工饰品.On her shoulders she wore two ornaments exquisitely set in gold - work.本文扼要总结金工实验教学的建设与教学效果.This article briefly summarized the construction and...
棕榈树在太平洋和煦的微风中轻轻地摇动。Palm trees stir in the soft Pacific breeze.游泳池边缘围了一圈棕榈树.A line of palm trees fringe the swimming pool.棕榈树在强风中摇摆.The palm trees wavered in the strong breeze....