packless

基本解釋

• adj.無包裝的；未加封的；未填實的；疏松的

同根派生

• packless相關(guān)詞

英漢例句

• Only valves such as packless diaphragm or bellows type should be used.
  衹能使用無襯墊膈膜閥或波紋琯閥。
• The spring packless design incorporates a spring loaded packing chamber which utilizes two heavy duty packing rings.
  彈簧無墊圈設(shè)計結(jié)搆將採用兩個重型墊圈的彈簧加壓墊圈腔一躰化。
• Series 65 spring packless radiator supply valves are used on all heating and cooling equipment where manual control is desired.
  系列65彈簧無墊圈散熱器供水閥適用於需要人工控制的所有加熱或冷卻設(shè)備上。
• Advantages for improving use ratio of circulating water of modern packless spray cooling tower be suitable for northwest area and its transforms were put forward.
  介紹了循環(huán)水冷卻原理,提出適於我國西北地區(qū)的新型無填料噴霧冷卻塔提高循環(huán)水利用率的優(yōu)勢及改造方案。
• Packless design eliminates stuffing box friction
  無填料結(jié)搆,避免填料函的摩擦

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