During setting up the road marking and lining, the traffic engineer theory can bring full use of solving the problems.
在交通标志、标线设置中，只要注意运用交通工程理论知识解决实际问题，就能使其发挥更大的作用。
During setting up the road marking and lining, the traffic engineer theory can bring full use of solving the problems.
在交通标志、标线设置中，只要注意运用交通工程理论知识解决实际问题，就能使其发挥更大的作用。
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