You need to upgrade your Flash Player This is replaced by the Flash content. Place your alternate content here and users without the Flash plugin or with Javascript turned off will see this. Content here allows you to leave out noscript tags. Include a link to bypass the detection if you wish.

		电缆密封系统
维护 各种应用 排气阀 安装 机械密封 电缆密封系统		泽尼特在实践中不断改进电缆密封装置，形成了目前标准版和专业版上都在使用的创新安全结构，这是泽尼特独创的。 其主要部件为一个特殊结构铝座,一对O型密封圈密封住铝座的圆周，铝座的内部有电源线和浮子开关电缆。 电缆线的密封由特殊八字橡胶实现。最后通过手柄固定将密封系统各组件紧密配合。 视频 You need to upgrade your Flash Player This is replaced by the Flash content. Place your alternate content here and users without the Flash plugin or with Javascript turned off will see this. Content here allows you to leave out noscript tags. Include a link to bypass the detection if you wish.