第一马桶座（3）在两个点处安装在铰接销（6）上，在安装第二马桶座单元（8）的位置处的每一侧上设有所述两个点中的一个点。

The first toilet seat (3) is mounted to the hinge pin (6) at two points, one on each side of a point at which the second toilet seat (8) is mounted.

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因此选择泵的安装位置时，要使泵盖和轴承座的热量便于扩散，不出现任何蓄热现象。

Therefore, when selecting the installation position of the pump, the heat quantity of the pump cover and the bearing seat is easy to spread, and no heat accumulation phenomenon occurs.

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