您要查找的是不是：
- The concept and the purification mechanism of artificial wetland wastewater treatment technology was introduced. 介绍了人工湿地污水处理技术的概念及净化机理;
- Then the new technology in preparation of high purity scandium metal was proposed and its purification mechanism w. 然后给出了用真空蒸馏法制备高纯金属钪的新工艺,并对其提纯机制作了探讨。
- This paper reviews the typical purification methods of mutil-wall carbon nanotubes and single-wall carbon nanotubes, and the purification mechanism. 本文综述了目前多壁碳纳米管和单壁碳纳米管的几种纯化方法及其相关机理。
- To reveal the nitrogen purification mechanism in subsurface-flow constructed wetlands,nitrification and denitrification intensities were studied in reed,canna and unplanted wetlands respectively. 对芦苇、美人蕉、空白潜流型人工湿地中硝化、反硝化作用强度进行了对比研究。
- The purification mechanisms,kinds and activations of rare earth catalysts were reviewed. 综述了稀土催化剂净化汽车尾气的净化原理，催化剂的种类及催化活性。
- You operate the mechanism by winding this handle. 操纵这台机器要转动这个把手。
- The watch has delicate mechanism. 这块表有精细的机械装置。
- Let's examine into the basic mechanism involved. 让我们把有关的基本结构搞搞清楚。
- Reading a good book may bring purification to souls. 读一本好书可以带来心灵的净化。
- A part of a mechanism that moves in this manner. 横移物以这种方式移动的一个机械零件
- There's no mechanism for changing the decision. 没有办法改变这一决定。
- An airplane engine is a complex mechanism. 飞机引擎是种复杂的机械装置。
- Purification of water may be achieved by distillation. 水的净化可由蒸馏获得。
- Keywords loessial soil;groundwater;Cr and As;pollution;purification mechanism;safety buried depths; 黄土类土;地下水;铬、砷;污染;净化机理;防污安全埋深;
- A device or mechanism that grinds grain. 磨臼，磨粉机磨谷物的装置或机械
- A tripping or triggering device on a mechanism. 倾卸装置、钩杆机械装置上断开或启动的装置
- Keywords cooking fume;high gravidity technology;purification;purification mechanism; 油烟;超重力技术;净化;净化机理;
- This is a purification exercise. 这是一个净化练习。
- A similar device used to release or activate a mechanism. 起动装置，扳柄类似扳机的装置。用来使机械装置运作
- Do not attempt purification of NF3 via adsorption. 禁止试图通过吸附来净化NF3。
