bottleneckn.瓶颈v.阻塞;妨碍adj.狭窄的
bottleneck Steiner tree瓶颈Steiner树
bottleneck restrictions瓶颈制约
bottleneck transportation瓶颈运输问题
bottleneck of development发展瓶颈
bottleneck in engineering设计瓶颈
bottleneck of restriction制约瓶颈
bottleneck identification瓶颈识别
BOTTLENECKS in development发展“瓶颈”
bottleneck in road network路网瓶颈
Bottleneck of labor supply劳动力供给瓶颈