The gray hairs are beginning to ring my soft muzzle.
嘴巴周围也开始长灰色的毛。
Various dimension guiding piston ring , steering belt , slide way are soft belt and so on.
各种尺寸的导向活塞环、导向带、导轨软带等等。
Generally use the soft rubber type sealing ring seal, hard seal ring-type metal seal used.
软密封型一般采用橡胶环密封，硬密封型通常采用金属环密封。
Generally use the soft rubber type sealing ring seal, hard seal ring-type metal seal used.
软密封型一般采用橡胶环密封，硬密封型通常采用金属环密封。
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