在综合运输研究中，介入机会模型有着特殊的价值和地位，但必须加以改造。
The intervening opportunity model has special value and occupies important position in the study of multiple transport network, but it must be improved.
“综合乡郊运输”的概念是在研究区内乡郊家庭的运输需求时采用的。
The concept of "integrated rural transport" was adopted in the task of examining the transport needs of the rural households in the district.
运用模糊综合评价法建立道路运输企业安全评估分析数学模型，并研究了数学模型的实际应用。
Constructed mathematics model of road transportation enterprises with fuzzy comprehensive evaluating method, furthermore, study practice application of the mathematics model.
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