查询词典 Green Paper

In this paper several main abroad car-made plant's founding technology methods, such as pressure casting, full mold casting, green mold casting, Cosworth casting and so on,are introduced.

下面介绍世界若干主要的轿车制造厂所用的生产铝合金发动机缸体和缸盖的铸造技术。1 压力铸造压力铸造的优点是能生产尺寸精度高、表面

The additive of correcting metal penetration for green sand mold casting,made from the waste of oil further fabricated——namely DK material,is researched in this paper.

研制了利用植物油深加工后的废料———DK材料作为铸造用湿型砂防粘砂添加剂。

Green is for glass, yellow is for packaging, blue is for paper and red is for others.

青色盒子放玻璃，黄色放包装纸，蓝色放纸张，红色放其余的。

It was special cellulose, extracted from a certain species of green algae, with 100 times the surface area of cellulose found in paper.

这是特殊的纤维素，从某些种类的绿色藻类中提取，100倍，在文件中找到纤维素表面积。

However,there are some ecological crisis emerged in Qilihai recent decades.Making reference of many experiences of wetland protection,recovering and development,this paper gives some rational suggestions of ecological restoration and green development in wetland:protecting and managing it according to law and rules of reserve firstly;recovering nature function of the river which had compensated for ecol...

近几十年出现了严重的生态危机，本文借鉴众多湿地保护与开发经验，就七里海湿地生态恢复与绿色开发利用提出了一些可行的措施：依据自然保护区的相关法律法规对其进行切实保护与管理，通过恢复河流生态补水、翻耕苇地、禁捕鸟类等生态修复措施恢复其生态功能，进而发展湿地绿色产业、开展项目建设环评等绿色开发活动发挥其重要的生态、经济和社会价值。

In this paper we studied the species composition of sub-aerial blue-green algae on lava of Aershan, and the relations between ecological factors and species compositionwere also discussed and analyzed.

本文研究了内蒙古阿尔山火山熔岩基质上亚气生蓝藻的种类组成，并对亚气生蓝藻的种类组成特征与相关生态因子的关系进行了初步的探讨。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。