n. retainer
misc. distance ring ; lantern ring
此种挡砂器由上接头(1)、中心管(2)、挡环(3)、密封件(4)、隔环(5)、调节环(6)和喇叭口(7)组成。
The sand retention apparatus is composed of an upper joint (1), a central tube (2), a retention ring (3), a sealing element (4), a spacing ring (5), an adjusting ring (6) and a bell mouth (7).
提出了用隔振环来降低振动筛噪声的方法，以及隔振环刚度的确定原则和计算公式。
This paper puts forward the method of using the vibrating isolation ring to reduce noise, and advances the definite principle of the rigidity of the vibrating isolation ring and calculation formula.
介绍了其解封力的具体计算方法，为该型封隔器的解封剪环规格的选择提供了理论依据。
The method for calculating the releasing force is presented, providing a basis for selecting the size of the releasing shear ring.
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