在此中

This process removes carbon from the atmosphere.

在此过程中空气中的碳会被净化掉。

The theory of bit-plane in spatial-domain method of image information hiding technology was introduced. The traditional least significant bit hiding algorithm and the improved parity identifier hiding algorithm were analysed. Then the index data chain hiding algorithm was put forward.

介绍图像信息隐藏技术中基于空间域方法中位平面的思想，分析了传统的最低有效位隐藏算法以及在此基础上改进的奇偶标识位隐藏算法，提出了一种失真度更低、安全性更高的新隐藏方法－索引数据链隐藏算法。

In this paper, the disadvantage effects that products bring to environment are analyzed firstly, and then the concept, history, actuality and developing trend is introduced, and the relationship of green design and traditional design is analyzed. On this basis, the design methods and flow are summarized, and the green packing design is analyzed and discussed detailed, and the evaluating method of life circle and disfigurements and problem in its running process are discussed. At last, a mobile phone design is illustrated in this paper.

本论文首先分析了产品对环境的不利影响；接着介绍了绿色设计的概念、历史、现状和发展趋势，分析了绿色设计与传统设计的关系；在此基础上，总结了绿色设计的主要方法和具体流程；然后，对当前绿色设计中容易被忽视的绿色包装设计进行了详细的分析和探讨；接着对绿色设计的生命周期评价方法及其运用过程中的缺陷和问题进行了讨论；最后，本论文以手机为实例进行了绿色设计实践。

We proved that there exists a dense G (subscript δ) subset of the complete metric space consisting of the vector optimization problems satisfying some conditions ,and each problem in the dense G (subscript δ) subset has stable solution set, which generalized the corresponding results in the literature.

证明了满足一定条件的向量优化问题构成的完备度量空间中，存在一个稠密G集，在此稠密集中每个问题的解集都是稳定的，推广了文献中的相应结果。

On the design of circuit, the device uses voltage conversion and isolation ,etc. On the design of software, the device uses digital filtering,etc.

本文对电梯监控系统中所实现的基本功能——与监控中心的计算机控制系统进行双向通信，在此工程应用中所涉及的软件程序编制，硬件电路设计进行了具体论述。

This article used the truncation mark law to discuss the common quadratic surface on the coordinate plane projection, based on this gave by the surface encircles three-dimensional asks the law on the coordinate plane projection one kind, this kind asked method the superiority lay in does not draw the range of integration graph also to be able to determine it on the coordinate plane projection.

本文利用截痕法讨论了常见二次曲面的在坐标面上的投影，在此基础上给出由曲面所围立体在坐标面上的投影的一种求法，这种求法的优越性在于不画出积分区域图形也能确定它在坐标面上的投影。最后以实例说明这种求投影的方法在计算三重积分中的应用。

On the basic of it chatter of cutting processes is analyzed by speed feedback and displacement delaying feedback and curial condition of stability cutting is discussed. Secondly, dynamic model of deep-hole drilling system with the two degrees of freedom are established in the light of principles of machining chatter in cutting processes.

本文针对深孔加工系统的特点，首先分析了深孔加工的力学特性，并在此基础上，根据金属切削中的颤振现象，对金属切削过程中由于速度反馈和位移延时反馈所引起的颤振现象进行了分析，并分别讨论了稳定切削的临界条件。

The results indicate that the precipitation rate of phosphoric acid is larger than 99% under the conditions of 2530 ℃, the mole ratio of trimeric cyanamide to phosphoric acid 21, two-step precipitation by trimeric cyanamide divided into two portions and separately stirring 60 min.

研究结果表明：在25~30 ℃、三聚氰胺与磷酸摩尔比为21、三聚氰胺分成两份进行两步沉淀、各搅拌60 min为三聚氰胺沉淀磷酸的最佳条件，在此条件下磷酸沉淀率大于99%；在磷酸三聚氰胺沉淀中夹带的氯化钙在固液质量比15、温度40 ℃和搅拌60 min下用水反复洗涤3次后可被完全去除；再将净化后的磷酸三聚氰胺与氨水反应，制得了符合GB 10205—2001标准的磷酸一铵和磷酸二铵产品。

USE - Separation of gold from cyanogen group gold-containing liquid, such as metal-plating exfoliation liquid, for carrying out quantitative analysis of gold in cyanogen group gold-containing liquid.

该方法的使用性在于：从氰类含金液中分离金，并在此溶液中进行金的定量分析。

The critical heating rate for different body radius was predicted by comparing the gas pressure when the peak degradation rate occurred with the threshold body strength which was determined by the diametric compression test of the green body during thermal debindering.

摘 要：以聚乙烯醇和NiFe2O4/Ni型金属陶瓷压坯为对象，采用热重分析研究PVA在N2气氛中的热脱脂行为，建立PVA热脱脂速率的数学模型，在此基础上，模拟并计算PVA分解产物气体在多孔粉末压坯内的压力构建情况；结合粉末压坯脱脂强度测试结果，分析粉末压坯在脱脂过程中压坯尺寸、粘结剂含量等因素对升温速率和脱脂时间的影响，获得不同半径尺寸压坯的极限升温速率。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。