well strainer 中文意思是什麼

well strainer 解釋
襯管
  • well : n 1 井。2 泉水;源頭,來源。3 坑,穴,凹處;【礦物】礦井,豎坑;【軍事】(地雷的)井坑;【建築】...
  • strainer : n. 1. 用力拉的人,使勁的人,緊張的人[物]。2. 粗濾器,濾網。3. 【機械工程】松緊螺旋扣。
  1. Several kinds of methods for repairing wells using u - pvc strainer pasted gravel are introduced in this paper. the advantages of this technique are showed through a repairing well experiment in the daqing district

    摘要介紹了u - pvc塑料貼礫濾水管井中二次成井的幾種方法;以大慶地區的試驗為例,說明該技術的優越性。
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