walking tractor是什么意思 walking tractor怎么读
walking tractor的用法和样例
- With the agricultural structure readjustment and the trends of making city green in China, a great market for small multi-function walking tractors has been appeared.
摘要我国农业产业结构调整和城镇绿化事业发展，为小型多功能手扶拖拉机提供了广阔的市场前景。
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