sealing-up

基本解释

Objective: To explore the microbial inhibitory effect of phenol-formaldehyde resin in sealing up pits and fissures.
目的：探讨酚醛树脂用于牙齿点隙裂沟封闭的抑菌杀菌作用效果。
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.
组合式密封装置是一种新型低摩擦力的密封装置，它既保持了“O”型密封圈的优点，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.
必须有效控制支承辊两侧轴承座的间距、保持密封件唇口良好接触状态及采用性能、尺寸合格的备件。