螺紋鉆桿 的英文怎麼說

中文拼音 [luówénzhēngǎn]
螺紋鉆桿 英文
threaded drillpipe
  • 螺 : 1. [動物學] （軟體動物） spiral shell; snail; conch 2. （螺旋形的指紋） whorl （in fingerprint）
  • 紋 : 名詞（花紋; 紋縷兒） lines; veins; grain
  • 鉆 : 鉆Ⅰ名詞1. （打眼用的工具） drill; auger 2. （指鉆石） diamond; jewel Ⅱ動詞（用尖物在另一物體上轉動） drill; bore
  • 桿 : 桿名詞（桿子） pole; staff
  1. Petroleum equipment - thread gages for rotary shouldered connections

    石油鉆桿接頭螺紋量規
  2. Threads on rotary shouldered connections for petroleum industry

    石油鉆桿接頭螺紋
  3. Optimization of the joint - thread of diamond wire - line coring drill pipe

    金剛石繩索取心鉆桿接頭螺紋的優化研究
  4. Screw threads for drill tubes will diameters exceeding 100 mm for large hole boring in mining

    采礦時大鉆孔用的直徑超過100mm鉆桿管的螺紋
  5. Api drill pipe thread

    美國石油學會標準鉆桿螺紋
  6. Drilling screws with tapping screw thread

    帶攻絲螺紋的鉆探螺桿
  7. Parametric design of threads on rotary shouldered connections for petroleum industry

    石油鉆桿接頭螺紋參數化設計
  8. Abstract : a method was put forward for the detection of the fatigue cracks at the thread roots of a drill pipe by using ultrasonic wave. the specific detection probes were designed. simulated cracks were detected. the results show that the probes can effectively detect the cracks whose depth is more than 1mm and the detection errors of the depth and length of the cracks are less than 1mm and 3mm respectively

    文摘:鉆桿螺紋根部疲勞裂紋是鉆桿鉆井服役中產生的常見缺陷類型，是鉆桿螺紋發生斷裂的重要根源.本文介紹了鉆桿螺紋疲勞裂紋超聲檢測原理，設計了專用超聲檢測探頭和檢測裝置，給出了檢測試驗結果，證明了鉆桿螺紋疲勞裂紋超聲檢測的可行性和實用性
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