说英语,和我本人都很有趣的东西你 STEEL ROD » 钢杆 Actor on soap opera ''''Days of Our Lives'''' (see list of Performers on ''Days of Our Lives'') » 演员的肥皂剧““天我们...
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在游梁式抽油机上使旋转的平衡块与游梁相连的钢杆。
The steel beam that connects the rotary counterbalance with the walking beam on a beam pumping unit.
钢杆，玻纤伞骨，彩晶柄手柄，花尼伞面，透明膜包装，晴雨兼用。
Steel pole, fibreglass ribs, colorful crystal handle, colorful nylon cloth cover, translucent plastic film packing, both for rainy and sunny use.
结果表明：在拉伸外荷载作用下，灌浆体对玻璃钢杆的剪应力并不随杆体长度均匀分布；
The study results show that: the shear of grout on FRP rods does not vary uniformly with the length of rod;
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