She has no business background but recently received two chickens and a goat from the bank and started selling eggs and heating oil from her house.
乔安特没有什么商业背景，不过最近从银行里领到2只鸡和一头山羊，她便在她房子那里开始卖鸡蛋和燃料油。
2
Medium frequency heating furnace is an electronic device that requires background clean, but very few manufacturers the truth can do.
中频透热电炉是一种电子设备，要求工作背景整洁，但事情的真实情况上很少厂家能做到。
3
Taking Urumqi City supply heating system as background, the article USES clean production thinking way to find and solve thermal energy waste in supply beating course.