求翻译：购房者首次交款不得低于房价的80%，入住前交清尾款及煤气管理设施费、有线电视安装费和网络电话安装费。是什么意思？

The buyers payment shall not be less than 80% of the prices for the first time, prior to arrival to settle the balance due and gas management facilities fees, cable installation fees and network telephone installation fee.

The first payment shall not be less than 80% of the price prior to arrival to the tail, and gas management facilities, cable TV network installation and installation cost.

The home-buyer pays for the first time does not have to be lower than the house price 80%, enters front fully pays the tail funds and the coal gas manages the facility to spend, the cable TV installation expense and the network telephone installation expense.

Home buyer payment shall not be less than the price of 80% for the first time, prior to arrival pay earnest money and gas management facilities, cable TV and network telephone installation costs.

正在翻译，请等待...