查询词典 difficult problem

The gasification and phase splitting combustion boiler has stability and advance of high-efficient environmental protection, It has overcome the pollution difficult problem that the traditional boiler can t be solved.

煤气化分相燃烧锅炉具有高效环保的稳定性及先进性，克服了传统锅炉无法解决的污染难题。

Nitric oxides are major air pollutants, as well as a difficult problem in air pollution control.

氮氧化物是大气主要污染物之一，也是目前大气污染治理的一大难题。

The date of wire ropes retired can be decided by get remained intensity and safety factor of wire ropes under using wire rope tester. While the signal of broken wires is so complex and diversiform that quantitative inspection of broken wires is still a difficult problem in the world, so the further research has an important significance.

通过钢丝绳探伤仪的检测结果，可以判别在役钢丝绳的残余强度，掌握其运行的安全系数，最终决定更换的日期，而钢丝绳断丝信号的复杂性和多态性，使得断丝定量检测问题至今仍是尚未彻底解决的难题，对该问题的进一步研究对于钢丝绳的安全使用和避免巨大的经济浪费具有重要意义。

Mounting fans in series in closed adit and using two fans as air extractor and one fan for pressing air,the difficult problem of ventilation in long single entry was well-solved,the blasting smoke in working face were removed effectively and the density of dust lowered.

用密闭硐室串联风机，采用两抽一压混合式通风较好地解决了长距离独头巷道通风难题，有效地排除了工作面炮烟，降低了粉尘浓度，获得了满意的效果。

CEO: To install 11M ultra high glass indoor is always a difficult problem in the curtain wall decoration. The crane can not be used and the operate danger increased.

北京中关村CEO -查看图片：室内安装超高11米玻璃是幕墙装饰的难题，吊车无法使用，作业危险加大。

The use of differential pressure compensator resolved the difficult problem that partial fan was damaged when fiexible air duct was withdrawn in long blind heading series ventilation , which renewed the mutil partial fan ventilating method.

压差补偿器装置成功地解决了长独头掘进串联通风中柔性风筒被抽出时局部扇风机吸瘪的技术难题，刷新了长独头掘进多台局部扇风机串联通风的常规方法，极大地改善了长独头掘进工作面的生产作业环境。

The results show that it can recognize reservoirs within 3 to 6 m, solve the difficult problem of the thin-bedded alternation sandbody identification and receive better exploration and development efficiency.

结果显示，反演可以识别3~6 m的储集层，解决了砂体薄互层识别难的问题，获得了比较好的勘探及开发效果。

The difficult problem in visual tracking is performing fast and reliable matching of target from frame to frame.

目标跟踪的难点在于完成帧与帧之间快速而且稳定的目标匹配。

However, it is an important but difficult problem to device a method which can be used to measure 3D surface of an object accurately and rapidly and recover the 3D shape.

但是，如何快速而准确地获取被测物体表面的三维几何形状信息，并根据这些信息对被测物体形状进行三维恢复，是困扰着众多从事这方面研究工作人员的一项重要技术难题。

Based on the ana1yse of the way of the water pipe network's management and the difficult problem which exist in the course of running water pipe network It presents the collectivity project of the city service pipe network Geography information manage system and estab1ish the waterpipe network's basic data-base,and conform afresh the network data by the mode of data-base organization. Then on the base of it,open out the water pipe networks graphics show and edit,hydraulic simulation module,disposal accident module and data query andanalyse module and set up the geography information system.it will exert the network's data-base and computer effect on the city water management.

在对目前给水管网管理方式以及管理过程中碰到的问题进行分析的基础上，给出了城市给水管网地理信息管理系统的总体方案和详细设计，同时建立了给水管网基础数据库，依照数据库的组织方式对管网数据进行管理、编辑和分析，并在此基础上，开发了城市给水管网图形显示、图形编辑、水力模拟、管网事故处理、管网数据查询分析和管网数据专题图等功能模块，建立了城市给水管网地理信息系统，以充分发挥管网数据和计算机技术在城市供水管理中的作用。

In the United States, chronic alcoholism and hepatitis C are the most common ones.

在美国，慢性酒精中毒，肝炎是最常见的。

If you have any questions, you can contact me anytime.

如果有任何问题，你可以随时联系我。