ring-back apparatus

Making use of the test features of ring shear apparatus, the change law of shear strength of soils under large shear displacement can be studied.

利用环剪仪的试验特点，可以研究土体在较大剪切位移下抗剪强度的变化规律。

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The test shows that BC ring and ring traveler can improve the spinning tension property efficiently, reduce the probability of sudden tension higher than the lowest strength, reduce yarn broken ends and the consumption of spinning apparatus.

试验结果表明，BC型钢领与钢丝圈能有效改善纺纱张力特性，减少纺纱过程中纱条的突变张力值高于其强力弱环的几率，减少细纱断头数量，并降低纺专器材的消耗量。

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The utility model relates to a connector of diddle-net ring, belonging to fishing apparatus field. The utility comprises a joint base;

本实用新型涉及一种抄网圈的连接装置，属于钓鱼器具领域。

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