Roseville is located in PlacerCounty and is nearly equidistant from the Sierra Nevadas and the Pacific Coast.
罗斯维尔位于普莱瑟郡，距离塞拉利昂内华达州和太平洋海岸几乎相同。
2
Geological effects of the method have been also studied by these calculating results through the method for prospecting gold-placer in the north of Huma county in Heilnogjiang province.