方法用铝板制作相同坡长不同齿坡角的钥匙模型，在相同夹持方式下模拟增配过程，观察并总结钥匙上仿形刀痕迹倾斜角度的变化。
Methods Similated to duplicate model keys in sameness nipping manner, then observe and summarize the slope angel of profile modeling reamer trace how to change.
纯银三叶草钥匙吊坠。2.25英寸长。可单独出售项链。
Trefoil key pendant in sterling silver. 2.25 "long. Chain sold separately."
男友语重心长地说：“就好像是一把钥匙可以开很多锁，会被人称作万能钥匙！”
Her boyfriend to longly say: "is like a key can open many locks, will be called the master key!"
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