sealing-up

基本解釋

Objective: To explore the microbial inhibitory effect of phenol-formaldehyde resin in sealing up pits and fissures.
目的：探討酚醛樹脂用于牙齒點(diǎn)隙裂溝封閉的抑菌殺菌作用效果。
yxbwk.njournal.sdu.edu.cn
But built-up sealing device, a newly developed one has the advantage of the "O" type and gets rid of its disadvantage.
組合式密封裝置是一種新型低摩擦力的密封裝置，它既保持了“O”型密封圈的優(yōu)點(diǎn)，又克服了“O”型密封圈的不足。
To control the clearance between both sides of bearing chuck in back-up roll, keep sealing tips in a good touching state and use correct spare parts both in function and dimension.
必須有效控制支承輥兩側(cè)軸承座的間距、保持密封件唇口良好接觸狀態(tài)及采用性能、尺寸合格的備件。

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