查询词典 value engineering

With the development of FEM theory and simulating software, FEM software's simulation to gravity dam has great engineering signality and practical value.

随着有限单元法的完善和仿真软件的不断发展，采用有限元软件对重力坝进行仿真模拟具有重要的工程意义和实用价值。

With the development of FEM theory and simulating software, FEM softwares simulation to gravity dam has great engineering signality and practical value.

随着有限单元法的完善和仿真软件的不断发展，采用有限元软件对重力坝进行仿真模拟具有重要的工程意义和实用价值。

With the development of FEM theory and simulating software, FEM softwares simulation to gravity dam has great engineering signality and practical value.

随着有限元理论的完善和仿真软件的不断发展，采用有限元软件对重力坝进行仿真模拟具有重要的工程意义和实用价值。

So, it has great theoretical significance and value of engineering application that research how to remove residual stress and stabilitate dimension of Aluminum alloy.

因此，研究如何去除残余应力、稳定铝合金零件尺寸具有重要的理论意义和工程应用价值。

Since its low computations and evident,∑?-STAP is of great practical value in the engineering.

由于运算量小，实现简单，具有较大的工程推广应用价值。

Study the bioactivity of the n-HA/PA66 composite and the effects it would be to body's metabolism of calcium and phosphorus ion in vivo.(3) Study the osteo-conductivity and the ability to repair bone defect of the porous n-HA/PA66 composite and the feasibility use it as the scaffold of bone tissue engineering. Objects and Methods as follows: 1.To evaluate the biocompatability of nano-hydroxyapatite crystals and polyamide composite (n-HA/PA66) with the L929 cells.To proceed the morphological observation and take pictures of L929 cells after 1d,2d,4d,and 7d of co-cultured with extract of n-HA/PA66 ,and direct contact with n-HA/PA66.To determine light absorbtion value of every hole under 500 nm with enzyme linked immunity instrument after 1 d,2 d,4 d,and 7 d of contact of n-HA/PA66 extract with L929 cells,and direct contact with n-HA/PA66.In the meanwhile calculate the relative multiplication rate of cells,and evaluate them by six degree tests for cytotoxicity. To investigate the acute and chronic toxic reaction on the whole body induced by the new nano-hydroapatite crystals and polyamide composite(n-HA/PA66)after implanting in vivo and its effects on partial constitution of animal organs after implanting in vivo,and evaluate the potential and degree of subcuticular stimulation reaction.

本实验主要由以下三部分组成：一、n-HA/PA66 复合材料在动物体内、体外的生物相容性及生物安全性评价二、n-HA/PA66 复合材料植入动物体内的生物活性及近期对机体钙、磷代谢影响的实验研究三、网孔 n-HA/PA66 复合材料作为支架修复兔桡骨节段缺损的动物实验研究主要研究目标及方法如下：参照 GB/T16886.5-1997-ISO 10993-5：1992《医疗器械生物学评价细胞毒性试验体外法》之评价标准和要求，采用规定的 L929 细胞(小鼠结缔组织成纤维细胞)，分别经直接接触和材料浸提液与细胞共培养等方式对 n-HA/PA66 复合材料进行细胞毒性测试，采用细胞形态观察法观察两种细胞各组在 24h、48h、72h、5 天后各时相点的细胞形态学变化，并在显微镜下照相，从而对细胞与材料的生物相容性进行定性评价；同时采用细胞生长抑制法，以酶标仪定量测定评价各组 1，2，4，7 天 L929 细胞的相对增殖率，以定量测定并判别材料对细胞的毒性程度。

In the light of present research status in this respect both at home and abroad,this paper introduces the utilization value and the research advancement in utilizing tannase from the points of view of food industry,animal feeds industry,medicine and chemical engineering territory.

结合国内外研究现状，本文从食品工业、饲料工业、医药化工领域等几个角度阐述了单宁酸酶的利用价值和研究进展。

In the light of present research status in this respect both at home and abroad,this paper introduces the utilization value and the research advancement in utilizing tannase from the points of view of food industry,animal feed s industry,medicine and chemical engineering territory.

结合国内外研究现状，本文从食品工业、饲料工业、医药化工领域等几个角度阐述了单宁酸酶的利用价值和研究进展。

In practical engineering the occurrence of heat transfixion can be reduced by reducing the value of Q, by increasing spacing of injecting and pumping wells, and by rectifying position of the injecting and pumping wells after a work cycle.

在实际工程中可降低抽、灌水量，在条件许可的情况下可提高抽、灌井的间距，并可在抽、灌井运行一个周期后调整抽灌井位置，以减少热贯通的发生。

Department of Environmental Science and Engineering, Tsinghua University, Beijing 100084, ChinaAbstract: Desorbing bacterium from suspended particle surfaces by adding some different chemicals, such as Zwittergent3-12,EGTA and tryptone etc., and ultrasonic surging, comparing the difference of HPC value between before and after desorption, and then analyzing the size and number of suspended particles, it can be concluded that the effect of suspended particles in drinking water on HPC determination is significant.

本试验采用添加有助于解吸的化学试剂结合不同超声时间、超声温度下的超声波振荡对吸附在颗粒物上的细菌进行解吸，对比解吸前后HPC测定结果的差异，再对颗粒物数量、粒径进行分析，阐述颗粒物对HPC测定结果的影响。

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。