wheel tractor是什么意思 wheel tractor怎么读
wheel tractor的用法和样例
- To accelerate the development of high-power wheel tractors in China, some proposals about the products developing and its technical principle which should be followed are provided.
就如何加速我国大功率轮式拖拉机产品的研制开发和应遵循的技术路线提出了建议。
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