It is proved that ST-1.5 type scrapers can run normally and some experiment data in ST-1.5 type scrapers will be very useful to build small mines and rebuild small old mines in our country.
从中得到了有关ST- 1.5型铲运机的运行数据，这对我国小型新矿山的建设和老矿山的改造是非常有用的。
It is proved that ST-1.5 type scrapers can run normally and some experiment data in ST-1.5 type scrapers will be very useful to build small mines and rebuild small old mines in our country.
从中得到了有关ST- 1.5型铲运机的运行数据，这对我国小型新矿山的建设和老矿山的改造是非常有用的。
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