求翻译：矿井为双立井单水平开拓，主井、副井、风井各一个，主井、副井进风，风井回风。主井采用箕斗提升，副井采用罐笼提升。煤炭运输方式为胶带输送机运输，辅助运输方式采用无极绳绞车运输。是什么意思？

Mine is a dual vertical shaft single level of development, the main shaft, auxiliary shaft, air shaft, main shaft, auxiliary shaft into the wind, air return air shaft. The main shaft skip hoisting the auxiliary shaft cage hoisting. Coal transportation for the belt c