Henry Ford's "Model T", introduced in America in 1909, was cheaper because it was made on the assembly line.

亨利·福特1909年在美国推出的“T型车”更便宜，因为它是在流水线上生产的。

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Soon Ford was developing the assembly line, which would boost production from 20, 000 Model T's in 1910 to 600, 000 six years later.

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Joan Claybrook, the top federal auto-safety regulator under President Jimmy Carter, said the stretch limousine industry is poorly regulated because the main agency that oversees car safety doesn't have enough money to prioritize investigating the small businesses that modify limos after they leave the assembly line.

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