covering yarn中文什么意思

包芯纱

• covering:    n. 被覆，外被；外封；房顶；上覆物 ...
• yarn:    n. 1.纱，纱线，毛线；人造丝；塑 ...
• yarn covering head:    纱包头

例句与用法

1. Drop wire scy single covered yarn
   单包覆纱
2. Dcy double covered yarn
   双包覆纱
3. The fore equipment of chemical fiber two - for - one twister ， fancy twisting machne and cover yarn machine make different types material into double cone shape or parallel bobbims for those machines using , and suppoying the yarn merhing function for reguar materials
   化纤倍捻机、花式捻线机、包覆纱机的前道设备，把不同规格的原料筒子络绕成可在化张倍捻机、花式捻线机、包覆纱机上加工的双锥形、平行筒子，可提供一般原料的并丝功能。