Induction hardened, precision ground V-way bed.
感应淬火,精密研磨V型方式的床。
At one of the bottlenecks, forested hills rise to form a V, leaving a corridor of open ground only about 150 metres wide, filled with private homes.
在其中一个瓶颈山区,森林覆盖的山丘形成一个 V 形,只剩下150米宽的开放地带,里面全是私人住宅。
The sinking digital output controls the line by using a transistor to leave the line high (at + v) or to ground the line to 0 v.
Sinking数字输出通过三极管来控制连接线上的电平为高电平(+ V)或是低电平(0 V)。
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