needleline,wale streak

The causes of the occurrence of vertical streak of silk fabrics made on Tompkin's loop wheel machines have been analysed and suggestion has been made to avoid such vertical streaks in order to improve the quality and to gain high economic profits.

对台车生产真丝绸过程中产生直条疵的原因进行了分析，提出了如何防止台车真丝绸直条疵和对既成直条疵修正的意见，对提高产品质量和企业经济效益有一定指导作

Visualization of the water distribution in straight flow-field in transparent PEMFC;

PEMFC直条流场水分布可视化研究