你的双掌与肩同宽。
这里的地下通道高6.5英尺(约1.98米),约有城郊的一个双车道那么宽。
The tunnels here are 6.5 feet high and about the width of a two-way suburban street.
L 297芯片产生脉宽可调的脉冲相序信号,该信号作为双极性桥式功率驱动电路的输入信号,放大后驱动步进电机。
L297 chip generates pulse phase sequence signals of which the pulse width is adjustable. The signals are the input ones of dual bridge driving circuit and drive the stepper motor after amplification.
He wore an old double-breasted suit, frayed gray shirt, wide tie, no hat "I left her so long ago I don't remember.
他穿着一件双排扣的旧大衣,一件散口的灰衬衫,和一条宽领带,没有戴帽子,“我很早以前就离开了她。
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