求翻译：此次毕业设计是以郴州老虎山的地质资料为基础，根据毕业设计说明书的要求，完成水泥石灰岩矿山年产150万吨的露天开采设计。主要内容包括矿山地质、矿山开采、矿山开拓、矿山给水与排水以及环境保护等，其中重点对矿山开采进行了详细设计。矿山由露天山坡开采转为露天凹陷开采，通过计算和类比同类矿山得出矿山开采深度、台阶宽度，边坡角，剥采比，进而画出露天开采终了境界图完成此次设计。是什么意思？

The graduation project is of Chenzhou Tiger Hill, based on geological data, according to the graduation requirements of the design specification, to complete an annual output of 1.5 million tons of cement limestone mine open-pit mining design. The main contents include mining geology, mining, mine d

He graduated from the design is based on Tiger Hill, the Lanzhou-based geological information, in accordance with the requirements for graduation from design to finish cement limestone Mining, producing 1.5 million tons of open pit design. Key elements include mining geology, mining exploration, min

The graduation is based on geological information to Chenzhou Tiger Mountain, under the instruction of graduation requirements, complete the annual production capacity of 1.5 million tonnes of cement limestone mine design of open-pit mining. Main contents include mining, geological and mining explor