nominal ball diameter

基本解釋

• [機械工程]球公稱直徑

英漢例句

雙語例句

• It's suitable for the small caliber valve nominal diameter: airproof test and strength test of DN15/100 flange type, through-type gate valve, cut-off valve and ball valve etc.
  適用于小口徑閥門通徑：DN15/100法蘭式、直通式閘閥，截止閥，球閥等閥門的密封測試和強度測試。

• nominal ball diameter更多例句

專業(yè)釋義

機械工程

• 球公稱直徑