1. The design thought of tricklock is emphatically described. And its ladder diagram program is also given.
着重叙述了其关键部分密码锁的设计思想，并给出了密码锁控制的梯形图程序。
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2. Used present microprocessor AT89C51 as control part, designed a electronic trick lock. It can be set up some cipher code, changed many times and kept cipher code.
利用目前使用的微处理器at89c 51作为控制元件设计了一种电子密码锁。
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3. Okay, so that’s what you will feel like doing, but the trick is to lay off the clutch, lock up your brakes and secure the vehicle with a strap or a winch to a tree.
正确的方法是松开离合器，锁定制动器，并用绳子或绞盘将车辆固定在树上。
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4. Okay, so that’s what you will feel like doing, but the trick is to lay off the clutch, lock up your brakes and secure the vehicle with a strap or a winch to a tree.
