论文部分内容阅读
Modification of ST2L infrared thermo detector and its application in underground coal mines
【出 处】
：
Transactions of Nonferrous Metals Society of China
【发表日期】
：
2005年S1期
其他文献
Effects of pH value of reaction solution on structure and electrochemical performance of calcium-con
The calcium-containing active material of secondary alkaline zinc electrodes was prepared by a chemical coprecipitation method and characterized by scanning ele
The trihological properties of Ni-31.44%Pb monotectic alloys were measured by using a SRV reciprocating triho-tester. The effects of load, sliding speed and mel
用Ｘ射线衍射技术（ＸＲＤ）分析了重庆中梁山矿的煤系黄铁矿不同氧化程度及改性后的表面结构。根据改性前后的ＸＲＤ数据，推导出不同电化学条件下的表面产物，为浮选分离煤系黄铁矿提供理论依据。
随着养殖业环保政策的陆续出台,养殖业是越来越不好搞了,特别是养鸡,养猪业几乎到了水深火热的地步,小规模的已经倒闭了不少。但是,我们从这里也应该看到商机,因为肉,奶,蛋,
<正>Extrusion treatment is a common method to refine the grain size and improve the mechanical properties of metal material. The influence of hot extrusion on m
The extraction ability of palladium( Ⅱ ) from acidic media with cyclic sulfoxide derivatives-α-Dodecyl-tetrahydrothiophene 1-Oxide (DTMSO), α-octyl-tetrahydr
Oxygen reduction on Teflon-bonded carbon gas diffusion electrode without catalyst in 6 mol/L KOH solution was investigated with acimpedance spectroscopy and oth
Porous β-tricalcium phosphate bioceramic (PTCP) has important roles in surgical implants because of good biocompatibility. But the low compressive strength of
在Φ４８×５２５ｍｍ小型流化床反应器中，于４５０～７５０℃温度区间内，研究了氧化钙对煤温和气化产物半焦特性的影响。报字在煤温和气化过程中汪厍氧化钙对所得半焦的工业分析、元素组成及热值的影响