基本解釋

• 大直徑，[機] 外徑；螺紋大徑，大徑

英漢例句

雙語例句

• Plain Ring and Snap Gages for checking the major diameter.
  普通環(huán)規(guī)與卡規(guī)是為了檢測大徑。
• This paper introduces the design principle, structure and application effect of the major diameter core sample cutting machine.
  文中介紹了大直徑巖樣切割機的設計原理、結構及使用效果。
• Transformation from structural reservoir to lithologic reservoir has been realized in oil field exploration, so major diameter core analysis technique is widely used in reservoir property analysis.
  油田勘探已實現由構造油藏勘探到巖性油藏勘探的轉變，大直徑巖心分析技術被廣泛應用于儲層物性分析工作中。

權威例句

• One approach might be to say that in order to be considered a major planet, a body needs to be larger than a certain diameter.
  ECONOMIST: Pluto out in the cold

• major diameter更多例句

詞組短語

短語

• major cycle diameter 橢圓形的長徑
• major r diameter 外徑
• major -diameter single stake 大直徑單樁
• major cycle diameter of thread 螺紋外徑
• major diameter crystal 大直徑單晶

• major diameter更多詞組

專業(yè)釋義

電子、通信與自動控制技術

• 大直徑

機械工程

• 外徑
• 螺紋大徑

數學

• 大徑