... 黄暗 yellow dull 粗圆 coarse and round 涩 astringency ...
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coarse and round
粗而圆
以上为机器翻译结果，长、整句建议使用 人工翻译 。
The high speed drawing die are manufactured by HERKEL Company in Germany. It has longer service life drawing coarse round and high strength prestressed concrete steel wire at high speed.
德国HERKEL公司生产的高速拉丝模具在高速拉拔粗规格、高强度预应力钢丝中表现出较长的使用寿命。
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