It covers the whole forestry field, including the protection and management of forests, related rangelands, and water-sheds; utilization of forest products; and the economic aspects of forestry.
它涵盖了整个林业领域，包括森林、相关牧场和集水区的保护和管理，森林产品的利用以及林业的经济方面。
2
The ridge which the soil of Paris forms on its right bank empties one of its water-sheds into the Seine and the other into the Grand Sewer.
巴黎在河右岸有一处是驴背形的地势，两边都是斜坡，其中一边的污水泻入塞纳河，另一边流入总渠。
3
It turned out that because Walkers was buying its potatoes by gross weight, farmers were keeping their potatoes in humidified sheds to increase the water content.