valve cover

常见例句

Has happened in two parts: First, a hole on valve cover; and one on rod and valve cover thread root junction.
发生部位有两处：一是上阀罩出油孔处；一是拉杆与上阀罩连接处螺纹根部。
Flap valve cover seals are required when there is carbide reactor welding, sealing surface with thread sealing, to ensure the reliability of sealing and prevents scarring.
阀瓣密封根据需要时封面均堆焊接有硬质合金，密封面采用线密封，保证密封的可靠性，并可防止结疤。
As a scale cover on the water regulating valve cover is marked with scales, by matching with a standard rod, the regulated position of the water regulating valve cover at each time can be known.
调水阀盖上的刻度盖标有刻度，配合标准杆，就可以知道每次调水阀盖所调的位置。
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