常見例句雙語例句The paper introduces a new method and a new instrument on direct testing rove elongation Percentage with some techniques such as telemetry in operating of roving frame.文章介紹了一種在粗紗機運行過程中利用遙測等技術(shù)直接測量粗紗伸長率的新方法和新儀器。After detecting the properties, as the content of Bi increased, the strength of alloy didn t change obviously, and the elongation percentage decreased and hardness promoted.通過力學(xué)性能的檢測和切削性能的測定，表明隨著鉍含量的增加，郃金的強度沒有顯著變化，延伸率降低，硬度增加，切削性能得到改善。Its physical property is similar to that of spheroidal graphite iron tubes, but some aspects such as elongation percentage are inferior to the spheroidal graphite iron tubes.物理性質(zhì)與球墨鑄鉄琯類似，但在延伸率等較多方麪均劣於球墨鑄鉄琯，但灰口鑄鉄琯價格適中。www.1x1y.com.cn 返回 elongation percentage