回收

This issue discussed the mechanism of CGA-column flotation, and discussed the separation course of cyclone-static microbubble column, it concluded that the principle of flotation colurmn、 the principle and course of selfinduction、 pipe flotation and mineralization of microfoams、 the liquid state of column separation stage、 the principle of cyclone stage dynamics separation and strengthen the mechanism of cycle recovery of column.

本文对CGA-柱浮选的机理进行了探讨，论述了旋流静态微泡浮选柱的分离过程，包括浮选柱工作原理、自吸式充气原理与过程、管浮选与气泡的矿化、柱分离段的流体状态、旋流段力场分离原理和浮选柱的强化回收机制。

Pyrolysis waste recycling technology is one of the effective ways that recycle the printed circuit board.

热解技术是回收废弃印刷电路板的有效方法之一。

Its laptops are 90% recyclable and its printers at least 70%.

惠普90 ％的笔记本电脑和至少70 ％的打印机是可回收的。

Utilizing probability proportional to size sampling method, the study sampled 500 faculty members at 51 universities in Taiwan.

针对台湾51所一般大学教师依多阶段抽样进行问卷调查，共发出500份，问卷回收338份，有效问卷335份，回收率66.4％。

The survey was conducted in January 2004. T test, one-way ANOVA and Pearson product moment correlation and multiple regression statistics were used to analyze data.

施测后有效回收样本数为526份，其资料以t-test、单因子变异数分析、皮尔森积差相关、复回归分析等统计方法进行考验。

The sample consisted of 1,100 teachers from senior high schools in Taiwan. Within the 950 feedback data, the percentage of valid data was 83%. The data were analyzed by using descriptive statistics, t-test, one-way ANOVA, Pearson' product- moment correlation and stepwise regression analysis.

研究对象为台湾地区的公私立高级中等学校，共抽取1100位高级中等学校教师为研究样本；回收问卷为950份，有效问卷比例为83%；将有效问卷以描述性统计、t考验、单因子变异数分析及Pearson积差相关及多元逐步回归分析等统计方式加以分析并进行讨论。

Using supercritical propanol has many potential benefits. The reaction happens at manageable temperature and pressure, it recovers clean fibres in a condition that is close to virgin, and it also breaks down the matrix into usable chemicals.

用超临界丙醇有很多潜在的好处：反应发生的温度和压力在可控范围内；回收的纤维在最大程度上保留的原始纤维的特性，同时还能将树脂基进一步分解成有用的化学物质。

The research targets of the study were the grade-six students of public elementary schools in Taipei County, and the survey through questionnaires was done using stratified proportional sampling, with 1,190 valid questionnaires and valid return rate of 92% from all the questionnaires collected.

研究对象为九十五学年度台北县公立国小六年级学童，采分层比例抽样进行调查，回收之有效问卷计1190份。

In order to recover propylene from the tail gas, the membrane separation technology had been applied.

为了回收脱气仓尾气中的丙烯，在聚丙烯装置上采用了膜分离技术。

To project of this one innovation, taiyuan manage is versed in university president Xie Kechang thinks, the extractive distill method that this suit buy uses and photograph of traditional vitriolic and purificatory craft are compared, without eduction of waste liquid of acerbity broken bits, technological process is simple, investment cost is low, and can reclaim the acridine thiophene that uses high additional cost, it is an environment friendly model project of green chemical industry.

对于这一创新项目，太原理工大学校长谢克昌认为，该套装置采用的萃取蒸馏法与传统的硫酸精制工艺相比，无酸渣废液排出，工艺流程简单，投资成本低，且能回收利用高附加值的医药原料噻吩，是环境友好型绿色化工工程。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐