2) methane density
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甲烷浓度
1.
The paper presents the design of the methane transducer taking PIC16F877 as the core,which can measure the methane density of the colliery accurately.
介绍了以PIC16F877单片机为核心的甲烷传感器的设计,用于准确测量煤矿井下甲烷浓度。
3) methane concentration
![点击朗读](/dictall/images/read.gif)
甲烷浓度
1.
Influence of methane concentration on the growth of large area diamond film;
![点击朗读](/dictall/images/read.gif)
甲烷浓度对大面积金刚石膜生长的影响
2.
Diamond film was synthesized on signal crystal Si substrate with different methane concentration by microwave PCVD method.
利用拉曼光谱和X射线射三行射(XRD)研究了不同甲烷浓度对在硅基底上沉积金刚石膜的内应力的影响,同时用XRD研究,抛光对于自支撑金刚石膜的宏观应变和微观应变的影响。
4) concentration detection
![点击朗读](/dictall/images/read.gif)
浓度检测
1.
Automatic concentration detection system based on surface plasmon resonance
![点击朗读](/dictall/images/read.gif)
基于表面等离子共振的全自动浓度检测系统
6) Concentration testing
![点击朗读](/dictall/images/read.gif)
浓度检测
1.
Research on Concentration Testing of High Water Based Fluid with Ultrasonic;
![点击朗读](/dictall/images/read.gif)
通过对高水基流体介质内部组成结构及超声波在介质中衰减的分析 ,提出用超声波衰减测量法检测高水基流体介质浓度的方法 ,设计了超声波传感器的发射和接收电路 ,并进行了浓度检测实验。
补充资料:二苯甲烷及三苯甲烷
二苯甲烷及三苯甲烷
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条