Now when they emerge in the spring from hibernation, the mating process begins.

现在，当它们从冬眠中醒来时，交配的过程就开始了。

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Considering the problem of assembly constraints evolution in the process of product assembly design, a method of assembly constraints modeling based on mating surface couples was presented.

针对产品装配设计中存在的装配约束演化问题，提出了基于配合面偶的装配约束建模方法。

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The contacts are arranged in sequence to ensure the ground contact is connected before the power contacts during the mating process.

所有的触点按顺序排列，以确保在交换过程中，地面接触一直保持在电源触点连接之前。

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Now, she added, the post-proposal time period is considered its own step in the mating process.

CNN: STORY HIGHLIGHTS