2) hand picked defect
手拣疵点
1.
It analyses three factors which related to normal yarn faults in cotton spinning,that is fibre fineness,hand picked defects and short fibre content.
分析了原棉特性中影响常发性纱疵的三种因素 :纤维细度、手拣疵点和短绒
3) rich hand-picked ore
手拣富矿
4) sedentary minicar for manual sorting
手工分拣座车
5) ore picker
手选工拣选机
补充资料：抽拣
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