青云翻译

Four two-lane highways should be able to adapt to a variety of small passenger vehicles converted into annual average daily traffic volume of 2000 or less.

Two-lane grade highways converted into passenger car should be able to adapt to the various vehicles annual average daily traffic in 2000.

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two-lane highway at level 4 should be able to adapt to various types of vehicles will be converted into small buses on an average traffic volume in 2000 was the following.

Two-lane grade highways converted into passenger car should be able to adapt to the various vehicles annual average daily traffic in 2000.