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Then it defines that thebackground value of soil erosion of the middle Yellow River is 650-1000 millon tons/year according to thetwo-way calculation results of aggradation volume of the river alluvial fan and sediment deposition volumeof the ancient river mouth, after comprehensive consideration and under the conditions of less...

然后根据由黄河冲积扇的堆积量和古黄河口泥沙淤积量两种途径的推估结果，经综合考虑后认为，在历史上人类活动较小情况下，黄河中游土壤侵蚀的自然背景值为每年6.5～10亿t。

Befesa agua manages 2.5 million tons of waste per year and has the capacity to desalinate more than one million cubic meters of water per day.

西班牙百菲萨水务公司是一家专门从事工业废物综合管理及水务的国际公司。

An air bridge has been set up between Santiago and Concepcion, with 100 tons of food aid due in the next few hours.

一条空运线已经在圣地亚哥和康塞普西翁之间建立起来，包括几个小时内必定送达的100吨食物援助。

Although there is 34,500 tons of gaseous nitrogen in the air column above each acre of the earth's surface, this cannot be used by plants until it has been fixed by nitrogen-fixing bacteria and algae.

虽然在地球表面每英亩空气柱中有34，500吨气态氮，但是如果这些气态氮不被固氮菌和藻类固定，是不能被植物利用的。

Factory production capacity of 100 tons month; zibo are the largest manufacturers of air hammer piston rough.

工厂月生产能力100吨；是淄博地区最大的空气锤活塞毛坯生产厂家。

Tower cranes can rise 150 feet in the air and lift up to 19 tons.

塔式起重机可以上升150英尺的高空，并抬起至19吨。

According to one Russian report, China plans to build an aircraft carrier with a displacement of between 40,000 to 60,000 tons.

根据俄罗斯的一项报告，中国计划用建造一个在40，000 到 60，000 吨之间级别的航空母舰。

She says the airlift of 33 tons of supplies that left Dubai on Saturday is the first of three planned flights.

她说，星期六从迪拜空运33吨救援物资是计划中的三次空运飞行的第一次。

In addition, airscrew of type of JY series level is static balancing of appearance detect precision is very tall also, the technical personnel of lay-up institute applies contemporary small processing to detect the airscrew of type of level of 2 tons of grade that the technology develops is static balancing appearance, its detect lopsidedly precision is the smallest can amount to 45 grams.

此外，JY系列水平式螺旋桨静平衡仪的检测精度也非常高，修船探究所的技术人员应用现代微处理检测技术研制的2吨级水平式螺旋桨静平衡仪，其不平衡的检测精度最小可达45克。

The main reflector weighs approximately 125 metric tons so placing it on the alidade requires a large crane.

主反射镜的重量约125吨，所以把它列入照准需要大型起重机。

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。