Multiple V-ring packing, combined with live loading, maintains packing compression under high-cycle and severe service applications.
多重V形环填料，组合动负载，维护填料压缩，适用于使用频率高，环境严酷的应用场合。
V type packing structure has been employed to effectively transform the pushing force of the gland flange and the medium pressure into the sealing force against the stem.
阀杆采用V型填料密封结构，V型填料能将填料压盖的压紧力及介质力有效地转化成阀杆的密封力。
GQ-relay. Ultra-small package flat polarized relay. Operating function single side stable. Coil rating 12 V DC. Tape and reel packing. Surface-mount terminal a type.
GQ -继电器。超小型封装扁平极化继电器。操作功能单面稳定。线圈额定值12V直流。磁带和卷轴包装。表面贴装端子A型。
J. V. Shanghai Fang Xing Packing material Co. Products variour packing bags for forage cement and Chemical material.
合资企业上海方星包装材料公司生产饲料、水泥、化工原料 包装袋。
The variation laws of wearing character on V - packing are studied in the whole working life. The wearing character include the friction force, axial extrusion stress and axial pressure distribution.
对V形密封在整个工作寿命中，轴向挤压应力、轴向压力分布、摩擦力等特性变化进行实验研究。
The variation laws of wearing character on V - packing are studied in the whole working life. The wearing character include the friction force, axial extrusion stress and axial pressure distribution.
对V形密封在整个工作寿命中，轴向挤压应力、轴向压力分布、摩擦力等特性变化进行实验研究。
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