sealing components of valve的用法和樣例：
例句
- Presents the development and use of new stainless steel heap welding technique for main steam valve sealing surface.
介紹了主蒸汽閥門密封面不鏽鋼堆焊新工藝的開發與利用。 - If the spacing between mating flanges is tight, the valve sealing surface should be coated with a lubricant to prevent distortion during installation.
如果配置的法蘭之間的間隙過緊，則閥門密封面應該用潤滑劑塗敷以防止在安裝過程中產生扭曲變形。
