盆地中充填有第四纪湖相-冲积相厚层沉积，有砂锡聚集，局部富集成矿床。
The basin was filled with thick sediments of Quaternary lake and alluvial facies and accumulated with tin placer which is locally enriched to be commercial deposit.
本文介绍了在模锻工艺中实现局部加载的方法，编制了计算局部加载时模腔充填效率的电算程序。
The method of applying local loading to die forging was introduced in this paper. And a program for calculating the die filling efficiency was developed.
在地压防治方面，强调局部地压的防治，并对干式充填和崩落两种处理空区的方法作了较为详细地论述；
Insofar as earth pressure control is concerned, preference is given to local control for which both filling and caving methods are expounded at considerable length.
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