介绍了对1MG250采煤机为增加采高而作的革新改造。
The innovation with increasing cutting height of 1MG250 coal machine is introduced in this paper.
公司以科技进步为动力，大搞技术革新改造，不断扩大规模，开发新产品。
Company to the progress of science and technology as the driving force of technological innovation to transform big, expanding the size of the development of new products.
吉林省的私营家族企业也将面临着革新、改造的任务，以此克服私营家族企业的弊端，使家族企业快速健康成长。
Family enterprise of Jilin Province is confronted with reform and adjustment in order to overcome the drawbacks and grow up healthy.
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