The elbow shall be bolted to the floor of the wet-well and be so designed as to receive the pump connecting flange without the need for any bolts, nuts or clamps.

弯头应该用螺栓固定在湿井地面，并且设计成具有不需要任何螺栓、螺母或皮带即可连接泵设备的连接法兰的能力。

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Aimed at these problems, this paper puts forward a new isolation bearing which is composed of polysaccharides slide, elbow block, brace, connecting poles and high elastic damping rubber dampers.

针对这些问题，提出一种新型减隔震支座，它是由聚四氟乙烯滑板、肘块、支柱和高弹性阻尼橡胶体通过连杆连接而成。

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