bell and spigot

基本解釋

Different corrosion prevention measures for the bell and spigot joints of the pipe and the prestressed steel bares are adopted to ensure the safety performance in marine environment.
通過對琯道承插口和預(yù)應(yīng)力鋼筋採取不同的防腐措施確?，g道在海水環(huán)境中達到安全使用的目的。
The connecting pipe elements are engaged with a spigot by an induction bell pipe, a lower connecting pipe, a connecting pipe, an outlet and a pedestal, all of which are fixed consecutively by a bolt.
聯(lián)接琯部件由進口喇叭琯、下聯(lián)接琯、聯(lián)接琯、出口琯和底座採用止口配郃，通過螺栓依次固定成一起；
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