sealed area

基本解释

• [物理學]封閉區

英汉例句

雙語例句

• The workmen sealed this area off so they could do some construction.
  工人已經把這個地段封鎖起來，便於施工。
• The aerator only made of three major parts of pottery aerator aerate screw and cap is simple in structure and of easy assembly. there is a very small sealed area.
  結搆簡單、組裝方便。 整個曝氣器僅由陶瓷曝氣頭、通氣螺杆、螺帽三個主要部分組成，密封部位麪積極小。
• Airtight structure is a very important facility in coal mines. It is of great significance to learn changes in parameters at sealed area timely and accurately for safety in production.
  密閉是煤鑛井下一道非常重要的設施，及時準確地掌握密閉內各蓡數的變化對安全生産有著重要的意義。
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词组短语

短語

• sealed entrance area 封閉的入口區域
• sealed fire area 火區
• sealed area of fire 火區

• sealed area更多词组

专业释义

物理學

• 封閉區