原丝 meaning in Chinese

grey thread
protofilament

The cutters for fibre strands are simple in design .
原丝切刀造型简单。
A traversing mechanism winds the strand on to the forming cake .
有一个排线机构把原丝卷绕在成形丝饼上。
New technology of ultrasonic washing pan precursor for carbon fiber
原丝超声波水洗新技术
Glass fiber chopped strand mat
玻璃纤维短切原丝毡
A study on thermal mechanical properties of chemically modified pan precursor
化学改性聚丙烯腈原丝热应力的研究

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