The VIN serves as the car's fingerprint, as no two vehicles in operation have the ____ VIN.
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A VIN is composed of _____ characters that act as a unique identifier for the vehicle.
VIN also can be __________ to track recalls, registrations, thefts and insurance coverage.
On most cars, you can find the VIN on the dashboard on the driver's __________.
维生素K属于哪一类药物
A. 抗凝血药
B. 促凝血药
C. 纤维蛋白溶解药
D. 血容量扩充药
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