A government study recommended a national highway system of 33,920 miles, and Congress passed the Federal-Aid Highway Act of 1944, which called for strict, centrally-controlled design criteria.
一项政府研究建议建设一个33,920英里的全国公路系统，国会通过了1944年的《联邦援助公路法案》，该法案要求制定严格的、集中管控的设计标准。
A government study recommended a national highway system of 33,920 miles, and Congress passed the Federal-Aid Highway Act of 1944, which called for strict, centrally-controlled design criteria.
一项政府研究建议建设一个33,920英里的全国公路系统，国会通过了1944年的《联邦援助公路法案》，该法案要求制定严格的、集中管控的设计标准。
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