Spectral Analysis of Electronic States and the Optical Detection of Nitrogen Oxide Compounds

Techniques of Reducing Emission of Nitrogen Oxide in Japanese Thermal Power Plants

日本火电厂降低氮氧化物排放量的措施

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The Performance Research of Zeolite Absorption Nitrogen Oxide in Tunnel

沸石吸附隧道内氮氧化合物的性能研究

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Nitrogen oxide is one of the main pollutants in the atmosphere.

氮氧化物是大气中主要污染物之一。

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Control and removal method of nitrogen oxide in fume for electric power plant

火电厂烟气中氮氧化物的控制与去除方法

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Experimental Study on Reducing Engine of Nitrogen Oxide by Modified Carbon Fibers

用改性碳纤维降低发动机NO的试验研究

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Clinical analysis on 48 cases of acute nitrogen oxide poisoning

急性氮氧化物中毒48例分析

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Formation of nitrogen oxide in industrial boiler and control measures

工业锅炉氮氧化物的形成及降低措施

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Control and Development Situation of Nitrogen Oxide at Domestic Coal-Fired Power Plant

国内燃煤电厂氮氧化物的控制现状及其发展

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An experimental research on performance of nitrogen oxide emission from boiler

锅炉氮氧化物排放特性试验研究

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Multipurpose utilization of nitrogen oxide which is waste gas in the powder metallurgy area

粉末冶金行业氧化氮废气的处理与综合利用

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Reduction of Nitrogen Oxide Content in Diesel Engine Exhaust by Mixing Water in Diesel Oil

燃油掺水降低柴油机废气中的氧化氮

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Metallurgical oxygen system pipe system, should use strict degreasing treatment, needle valve flange J29 Angle Pressure Gauge Valve connection.

冶金系统中的氧气管路系统中，宜选用经过严格脱脂处理，法兰连接的针型阀。

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Open needle valve "B" to bleed air and then close "B" and vent needle valve.

开启针形阀“B”排放空气，然后关闭“B”和排气针形阀。

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Connect bypass hose between vent needle valve and loosely connect to test cock No.1.

在排气针形阀上连接旁路软管，并将其松散连接到测试旋塞1号上。

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The experiments as follows are done: ( 1) Space of magnetism sense organ and needle valve is measured.

本课题进行了以下设计与试验：（1）测定磁感喷油器的磁敏元件和挺杆之间的最佳间隙。

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Hydraulic control valve is a main valve and the exterior of the needle valve and a combination of the pilot valve.

水力控制阀是由一只主阀及其外装之针形阀和先导阀等组合而成。

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On the Homogeneity of Vacuum Carburizing Oil-Pump Needle Valve Bodies

油泵针阀体真空渗碳的均匀性

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Precision Measurement of the Form-Position Error and Surface Roughness of the Cone Surface of a Needle Valve Seat

针阀体座面形位误差及表面粗糙度的精密测量

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As the same time, we research on the short needle valve fuel injector and the low emission composite injection technique.

进一步又对短针阀喷油器和低排放组合喷射技术开展了研究。

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Automatically shutting pressure of needle valve

针形阀自动关闭压力

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