隔离

The strength, acidproof and basicproof stability, conductivity and performance of isolating high-voltage electric field of the joint were investigated in detail.

本文采用激光烧蚀、HF腐蚀和阴离子膜封堵的方法制作了一高压电场隔离接口，并对该接口的强度、耐酸碱稳定性、导电率及隔离电场性能等进行了详细研究，结果表明采用激光烧蚀、HF腐蚀和阴离子膜封堵的方法制作的高压电场隔离接口性能优良，有一定潜在的商业价值，可望推广应用。

This paper uses S parameter to analyse the effect of external connective load on the measurement value of circulator isolation.

用S参数分析了外接负载对环行器隔离度测量值的影响，给出了在测量环行器在不同环行隔离状态时外接负载的选取原则，并给出了隔离度测量误差的两个极限范围值。

The increments of the contraction ratio and the convergence angle strengthen the internal compression.

用N-S方程模拟了一系列典型二元高超声速进气道内压缩通道及隔离段模型，模拟发现内压缩通道及隔离段增压比、温升比和总压恢复系数等性能参数主要受面积收缩比、内压缩通道收缩角、隔离段长高比等几何参数以及内压缩通道进口马赫数、密度、附面层厚度等流动参数的影响。

The invention discloses a method to integrate single CMOS with bulk silicon microelectromechanical system, its technical project: 1 forming isolating groove: adopting deep-groove etching, and SiO2 and polycrystal silicon filling to realize the insulation of MEMS structure and CMOS circuit; 2 making standard CMOS circuit; 3 using SiO2 and Si3N4 as mask, etching silicon on the back until exposing SiO2 at the bottom of the isolating groove, to complete the thickness control for MEMS silicon structure layer; 4 completing metalizing the CMOS circuit and masking the MEMS structure: MEMS structure region uses Al as mask and CMOS circuit region uses thick photoetching glue as mask, using DRIE to release silicon structure.

本发明公开了一种将单片CMOS与体硅微机械系统集成的方法，其技术方案为：1形成隔离槽：采用深槽刻蚀，SiO 2 和多晶硅填充，实现MEMS结构和CMOS电路的绝缘；2完成隔离槽后进行标准CMOS电路的加工；3用SiO 2 和Si 3 N 4 作掩膜，从背面腐蚀硅，直至暴露出隔离槽底部的SiO 2 ，完成MEMS硅结构层的厚度控制；4完成CMOS电路金属化和MEMS结构掩膜：MEMS结构区用铝作掩膜，CMOS电路区用厚光刻胶作掩膜，用DRIE释放硅结构。用本发明方法不仅获得了较大的质量块，而且用本发明较高的深宽比制作出的结构电容，同时实现了体硅微机械与CMOS电路的集成，显著提高MEMS传感器的精度和稳定性，具有前沿性和重要实用价值。

Using Pontryagin's maximum principle, the mathematical model of the active shock isolation was solved. The result indicated that its optimal control is bang-bang control. Then, the characteristic parameters of the active rapid recovery shock isolator were obtained and discussed.

利用Pontyagin最大值原理对模型进行了求解，得出快速回复性隔离器的隔离力控制是一个最大力量控制，在此基础上给出了主动式快速回复冲击隔离器的特征参数，指明了其工程实现方法。

SEPARATION WALL \ 隔离 A Palestinian protester used a slingshot to hurl a stone at Israeli border police during a demonstration against Israel's separation barrier in the West Bank village of Bilin near Ramallah, Friday.

上周五在西岸城市拉马拉附近的村庄Bilin爆发了反对以色列隔离的示威活动。图为一名巴勒斯坦示威者用弹弓向以色列边境警察抛掷石块。

SEPARATION WALL PROTEST \ 抗议隔离墙 A peace activist holding a Palestinian flag ran for cover as Israeli soldiers fired tear gas during a protest against Israel's separation barrier in the West Bank village of Bilin, near Ramallah, Friday.

上周五在拉马拉附近的约旦河西岸村庄Bilin，以色列军队向抗议修建隔离墙的示威者发射了催泪弹。图为冲突中一名拿着巴勒斯坦国旗的示威者寻找掩护。

The possibility of liquid crystal used in optical isolator is discussed based on the selective reflection of cholesteric liquid crystal.

实验结果证实，液晶光隔离器对单色光具有较好的光隔离特性(光隔离度=13dB)和较高的正向透过率(插入损耗=1dB)，在大口径光隔离器的制造上具有重要的应用价值。

A semiconductor device including a high voltage element and a low voltage element, including: a semiconductor substrate having high voltage element region where the high voltage element is formed, and a low voltage element region where the low voltage element is formed; a first LOCOS isolation structure disposed in the high voltage element region; and a second LOCOS isolation structure disposed in the low voltage element region, wherein the first LOCOS isolation structure includes a LOCOS oxide film formed on a surface of the semiconductor substrate and a CVD oxide film formed on the LOCOS oxide film, and the second LOCOS isolation structure includes a LOCOS oxide film.

提供一种在确保高耐压元件的高耐压特性的同时使高耐压元件和低耐压元件具有良好特性的半导体装置。具有高耐压元件和低耐压元件的半导体装置包含：规定了形成高耐压元件的高耐压元件区和形成低耐压元件的低耐压元件区的半导体衬底；在该高耐压元件区设置的第一LOCOS隔离结构；以及在该低耐压元件区设置的第二LOCOS隔离结构。第一LOCOS隔离结构由在该半导体衬底的表面上形成的LOCOS氧化膜和其上形成的CVD氧化膜构成，第二LOCOS隔离结构由LOCOS氧化膜构成。

This study considers the effects of ventilation system using the residential facilities to the transmission mechanism of indoor aerosol in the residential quarantine period space for infective diseases. This study focuses on the effect of the design of ventilation system on the internal flow field and the removal of contaminant pollution. A computational fluid dynamics software-FLUENT 6.2 is employed to simulate the internal airflow field of the residential quarantine period space. The Carbon dioxide (CO2) is adopted as the index of contaminant source. Three layouts of ventilation system are simulated and the airspeed field, the temperature distribution, and the contaminant distribution are analyzed to find the best ventilation system for the residential quarantine period space.

本研究考虑传染性疾病在居家隔离空间使用一般家用环境控制设备时对室内的气悬感染会有何影响，本文主要分析不同通风设计时对居家隔离空间内部气流之影响，并将国内外现有的规范设计方式做一系列之比较以供参考，并以商用套装软体FLUENT6.2分析居家隔离空间内部流场分布情形，模拟中以二氧化碳（CO2）作为病患所呼出含有病菌空气的指标，模拟案例分为三种主要的通风模式，并分析速度、温度与污染物浓度分布情形，以得到最佳的居家隔离空间通风配置方式。

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。