The purpose of this paper is to analyses the structure, working principle and common troubles of twin cone lock ring synchronizer and to study the control methods and trouble shooting ways.

对汽车锁环式双锥面同步器的结构、工作原理、常见故障类型进行分析研究，找出发生故障的原因，然后提出解决和控制的方法。

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Skye vowed to not let his twin brother Lev to trouble dating girls, but when the girl Lev success will go again, Skye red brother crazy.

斯凯发誓不能让孪生弟弟列夫来捣乱他的约会女孩，可当列夫再次成功将女孩把走，斯凯冲弟弟发疯了。

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