求翻译：盈亏平衡点的基本作法：假定利润为零和利润为目标利润时，先分别测算原材料保本采购价格和保利采购价格；再分别测算产品保本销售价格和保利销售价格。是什么意思？

The basic practices of the break-even point: assume that the zero profit and profit target profit, and first, respectively, estimated that the raw materials to protect the purchase price and Poly purchase price; were estimated selling price for product warranties and Poly sales price.

breakeven point's basic approach: Assume that profit is zero and profit goals for profit, respectively, to calculate the purchase price under raw materials and the purchase price; to measure the sales price and product warranty, sales price.

And loss balance point essential method: When supposes the profit for the zero and the profit for the goal profit, separately surveys raw material to suffer no loss of capital first the purchase price and guarantees the advantage purchase price; Again separately surveys the product to suffer no loss

Break-even point of basic practices: assumes that the target profit is zero and return profits, measured respectively guaranteed purchase prices of raw material and poly purchase prices; poly sales product guaranteed to calculate sales prices and price, respectively.

正在翻译，请等待...