... simple torsion test of wire 线材单向扭转试验 reverse torsion test of wire 线材反复扭转试验 wire torsion tester 线材扭转试验机 ...
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The article analyzes writing problem of experimental method for reverse bending and torsion in one direction test in national standard of steel wire products, and gives advice to this end.
分析金属制品国标中反复弯曲试验及单向扭转试验方法的书写问题，并对此提出建议。
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