求翻译：合营企业委托外方从国外购买的设备应按择优选购的原则，其价格须经董事会同意后才能购买。是什么意思？

Delegates of the joint venture foreign equipment purchased from abroad should be preferred to purchase the principle, the price shall be agreed by the Board before it can be purchased.

正在翻译，请等待...

The joint enterprise entrusts the outside from the overseas purchase equipment to be supposed according to the principle which selects and purchases according to qualification, after its price must pass through the board of directors to agree can purchase.

Delegates of the joint venture foreign equipment purchased from abroad should be preferred to purchase the principle, the price shall be agreed by the Board before it can be purchased.

Commissioned by the foreign joint venture to purchase the equipment from abroad, the principle should be preferred to buy, its price is subject to the consent of the Board of Directors to purchase.