螺紋升角 的英文怎麼說

中文拼音 [luówénshēngjiǎo]
螺紋升角 英文
lead angle
  • : 1. [動物學] (軟體動物) spiral shell; snail; conch 2. (螺旋形的指紋) whorl (in fingerprint)
  • : 名詞(花紋; 紋縷兒) lines; veins; grain
  • : Ⅰ動詞1 (由低往高移動) rise; hoist; go up; ascend 2 (等級提高) promote Ⅱ量詞1 (容量單位) lit...
  • : 角Ⅰ名詞1 (牛、羊、 鹿等頭上長出的堅硬的東西) horn 2 (古時軍中吹的樂器) bugle; horn 3 (形狀像...
  1. Based on ansys, this paper studies stress concentration on single notch of eight kinds of high strength bolts used in grid structure, obtaining their stress concentration coefficients, discussing the effect of ascending angle, bottom radius of screw thread and bolt - ball on stress concentration, introducing their effect coefficients of a1, a2, a3, putting forward the formulae of stress concentration coefficient

    本文以ansys有限元軟體為研究手段,針對網架栓球節點的8種栓規格進行單缺口應力集中分析,定量求得相應的應力集中系數k _ t ;論述了螺紋升角牙根圓半徑r及球栓直徑比d / d對k _ t的影響,並引入相應的影響系數_ 1 、 _ 2及_ 3 ,最終提出了應力集中系數k的計算公式。
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