信号名称中的SIG部分是可选的。

The sig part of a signal name is optional.

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在这个例子中，430d是信号量名称，58是超时的数量。

In this example, 430d is the semaphore name, and 58 is the number of timeouts.

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这些车都有温柔的名称——“yozhiks”（“刺猬”），他们来回巡逻，四处兜转，检查自己移动公司和对手的信号质量。

These cars are tenderly called “yozhiks” (”hedgehogs”), they move here and there and check the quality of the signals of their own mobile phone company and competitors.

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