2) methane density
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
甲烷浓度
1.
Influence of methane concentration on the growth of large area diamond film;
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
浓度检测
1.
Automatic concentration detection system based on surface plasmon resonance
基于表面等离子共振的全自动浓度检测系统
6) Concentration testing
浓度检测
1.
Research on Concentration Testing of High Water Based Fluid with Ultrasonic;
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