坐垫的底部还带有小垫片，以免划伤你的坐厕。
Small pads along the bottom keep from scratching your toilet seat.
一种土壤液相和固相快速分离装置，属于环境科学技术领域。本发明包括： 盒子，缓冲垫片，小管，大管，盖子；
The present invention is one fast soil liquid phase and solid phase separator, and belongs to the field of environment science and technology.
内压加大时，刚度小的螺栓将加速垫片压紧应力的降低，对紧密性不利。
The bolt with lower stiffness accelerates the decrease of compressive stress in gasket during pressure loading, which is harmful to joint tightness.
内压加大时，刚度小的螺栓将加速垫片压紧应力的降低，对紧密性不利。
The bolt with lower stiffness accelerates the decrease of compressive stress in gasket during pressure loading, which is harmful to joint tightness.
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