This paper, based on designing parameters of golddredge and orebody's occurrence parameters, introduces the checking computation of structural size of golddredge.
文中分析探讨了如何根据采金船设计参数与矿体赋存参数进行采金船结构尺寸验算。
2
The experience of remining placer gold in Laozuoshan Gold Mine in the past 5 years was introduced. The interior management and technical reform of the golddredge were summarized.
介绍了老柞山金矿5 年来砂金复采所取得的经验，并对采金船的内部管理以及采金船的技术改造进行了总结。
3
They include southern Oregon's Chetco, where gold miners plan to suction-dredge some of the best salmon spawning grounds in the state.