查询词典 waterhead

In order to harmonize economy development with waterhead conservation,the main woodland factors that significantly affected the soil erosion were analysed and sorted with quantitative theory in woodland unit of subcompartment, and 339 peaces of aggregately sorted by grade without overlap.

根据北京市&八五&森林资源调查和实地调查数据，从发展经济与水源保护相协调的宗旨出发，以小班为研究单元，应用数量化理论对水土流失有重要影响的主要立地因子进行了分析和排序，运用聚类分析方法，对密云水库北庄示范区339个小班进行了不重叠内在等级聚合分类，将示范区划分为6个立地类型。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。