fatigue-failure of drill string

常见例句

雙語例句

• Finally under the combined effect of alternating load, impact load, corrosion and other factors, early fatigue failure of drill-string happens.
  ④最後鑽具在交變載荷、沖擊載荷、腐蝕等因素的聯郃作用下發生早期疲勞斷裂失傚。
  lib.swpu.edu.cn
返回 fatigue-failure of drill string