The lower end of the spring rests against the cylinder head.
弹簧的下端抵在气缸盖上。
It will be more convenient for the combination with lift motor, gas spring and cylinder.
结合升降马达、气压棒以及油压棒，让便座的使用更加便利。
It will be more convenient for the combination with lift motor, gas spring and cylinder.
结合升降马达、气压棒以及油压棒，让便座的使用更加便利。
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