handhole

常見例句

• Further more, tension stress near handhole was in the range of designed value.
  而手孔部位的局部主拉應力較小，均在控制應力范圍之內。
• Body has handhole (or manhole) for easy wash and examination, And bottle valve set up inlet/outlet valve,safety valve, pressure gauge and pressure gauge valve, drain valve etc.
  筒體上設有手孔（或人孔），以便清理、檢修。瓶頭閥上設有進氣閥、出氣閥，安全閥、壓力表和壓力表閥、泄放閥等。
• quick-opening handhole with rotatable cover
  回轉蓋快開手孔
• Keywords boiler handhole crach renovate;
  鍋爐;手孔;裂紋;修復;
• swing-type quickopening handhole
  旋柄快開手孔
• handhole with butt welded flange
  對焊法蘭手孔
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