而曲轴，在齿轮箱挂挡时，又使汽车持续运动。
When the gears are engaged, the crankshaft keeps the car moving.
安全开关可以是一种电子开关，当汽车挂挡后，它断开控制电路。
The safety switch can be an electrical switch that opens the control circuit if the car is in gear.
不久前一个朋友找到我，问我为什么新买的车子突然不好挂挡了。
Not long ago, a friend found me and asked me why the new car to buy bad Guadang of a sudden.
不好挂挡的问题解决了，但由脚垫引发的危险是否还在您的汽车中继续呢？
Bad Guadang problem-solving, but whether the risk caused by the Ottomans still continue to do your car?
同样，安全开关也可以是机械互锁装置，当汽车挂挡后不允许点火开关转到启动位置。
It can also be a mechanical interlock device that will not let the ignition switch turn to start if the car is in the gear.
对此专家建议，我国大部分地区的车主都可以在车辆启动半分钟左右挂挡行车，然后1挡行驶一段距离以后正常行驶。
Experts suggest that, in most regions of China's owner can at the start and a half minutes vehicle driving, and then hang block 1 block driven a short distance later moving.
对此专家建议，我国大部分地区的车主都可以在车辆启动半分钟左右挂挡行车，然后1挡行驶一段距离以后正常行驶。
Experts suggest that, in most regions of China's owner can at the start and a half minutes vehicle driving, and then hang block 1 block driven a short distance later moving.
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