What is the most important product-related factor the transport cost? （） Linkages。 Distances。 Equipment。 Time。
How many product-related factors are there to influence the transport cost? （） Four 。 Three 。 Two 。 Five。
Which mode of transportation is most flexible? （） Air 。 Ship 。 Rail 。 Motor。
How many stages in the processing of logistics integration?（） One。 Two。 Three。 Four。
What is the meaning of integration? （） To link some separate factors as a whole chain。 United。 To put together。 Mixture。
What is BPR? （）
