The pipe supports surrounding the valve must be loose and the adjoining piping must be well aligned with the valve.
环绕阀门的管道的支架必须放松，毗连的管道必须要很好的对准阀门。
Position the adjoining flange or the pipe to the Watts flange Adapter and install the remaining bolts.
将邻近的法兰或管道定位到美国瓦茨·法兰适配器上，安装剩下的螺栓。
Position the adjoining flange or the pipe to the Watts flange Adapter and install the remaining bolts.
将邻近的法兰或管道定位到美国瓦茨·法兰适配器上，安装剩下的螺栓。
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