| 1. | Analysis on particle size distribution of suspensions in produced water treated by conventional process 常规处理油田采出水中颗粒物粒径分布分析 |
| 2. | In conventional process of drinking water purification , cyanobacteria toxin may cause negative influences and difficulties for water purification 摘要藻毒素给传统净水工艺带来了诸多不利影响,增加了水处理难度。 |
| 3. | The conventional process is drilling - expanding - reaming , and the design accuracy is achieved by the higher accuracy of the cutting tools and the fixtures 传统工艺采用钻扩铰的工艺路线,并从刀具和工装上下功夫以达到设计精度要求。 |
| 4. | This paper analyzes the particle size of treated produced water by conventional process , and gives a range of particle size which can be removed by typical processes based on median size 本文在对油田采出水实际运行的常规处理工艺出水中颗粒物粒径分析的基础上,以粒径中值为基准,给出了几种典型工艺能够去除的颗粒物粒径范围。 |
| 5. | A set of conventional processing methods of vanadium and vanadium alloy specimens , including mechanical polishing , mechanical chemical polishing , chemical etching as well as relevant techniques and experiences is introduced 摘要介绍了一种钒及钒基合金金相试样的常规制样方法,即试样的机械磨光,机械化学抛光,化学侵蚀等技术和经验。 |
| 6. | The results show that the fracture character of tensile samples with high bond strength is ductile rupture , and the yielded strength and rupture strength are higher than the corresponding values of samples with the conventional processing methods 结果表明,所制备的金属拉伸试样结合强度高,表现为韧性断裂,其屈服强度与断裂强度高于相近成分下常规加工方式所加工试样的相应值。 |
| 7. | The author proposed a new method called gliding adaptive smoothing in this thesis , which avoided the crossing of isolines efficiently and removed corners of isolines as well . these phenomenons usually occur unexpectedly in conventional processing 在等深线平滑问题中,提出了一种处理复杂形状曲线的自适应动态平滑方法,解决了常规曲线平滑方法在处理复杂的等深线时出现的若干问题。 |
| 8. | The conventional process planning depends on technological engineers " experience of long career . referring to data , calculating on working process , drafting working drawing , filling procedure card and process card and so on are all by hand 传统的工艺规程设计依靠工艺人员长期从事生产活动的经验,查阅资料、工艺计算、绘制工序图、填写工艺卡片和表格文件等,均以手工方式进行。 |
| 9. | An economic and technological comparison is made of methanol units based on anthracite , coke oven gas and bituminous coal , the conventional process is adopted , and the whole unit is optimized , thereby lowering the production cost of methanol , with remarkable competitive superiority on the market 通过对以无烟煤、焦炉气、烟煤为原料甲醇生产装置的经济技术对比,采用传统工艺并对全装置进行优化,可以降低甲醇生产成本,在市场中仍具有显著的竞争优势。 |
| 10. | 4 ) in order to reduce the influence of noises an improved conventional process monitoring method is present , which includes as following steps : firstly extract blind source signals from process information , then denoise each blind source signal with wavelet transform , finally build process statistics to monitor process 为了提高盲源信号描述过程的能力,提出了首先利用小波变换去噪,然后提取盲源信号进行过程监控的方法,对过程监控仿真的结果表明,这种方法比基于传统盲源信号分离具有更好的监控性能。 |