HEAD PULL : Green roller defect caused by improper machine timing; results in nick or indent of large end of radius.

端部撕扯：由于不正确的设备节奏而导致的在大端面处形成的凹刻痕状滚子毛坯缺陷。

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Key event-timing accuracy can vary greatly between entry sessions and even individual keystrokes as network latencies and machine processing times are subject to a wide variety of influences.

输入会话之间甚至每次击键之间的键事件计时精确性可能极为不同，因为网络反应时间和计算机处理时间可能会受到各种各样的影响。

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The instructions generated by the compiler are the actual machine instructions that are going to be executed, and their timing characteristics are reasonably well understood in the common cases.

编译器生成的指令就是将要执行的机器码，一般情况下，可以很合理地理解它们的时间特征。

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