The test results show that the process and equipment is feasible, the good technical and economic data are also obtained .

经过多次实验结果表明，该工艺技术是可行的，并获得了较好的技术经济指标。

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This paper by the real data shows that greater technical and economic benefit can be achieved with this technique in production of steel castings.

本文用具体数据资料论述采用空心微珠保温冒口给铸钢生产带来的技术-经济效益。

youdao

This paper by the real data shows that greater technical and economic benefit can be achieved with this technique in production of steel castings.

本文用具体数据资料论述采用空心微珠保温冒口给铸钢生产带来的技术-经济效益。

youdao