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dhbt (1) 1
frequency doubler (1) 1
inp (1) 1
pushpush (1) 1
w-band (1) 1
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江西化工, ISSN 1008-3103, 2019, Issue 4, pp. 65 - 67
论述了微生物浸铀原理,以及菌群生长的影响因素,根据矿石特性对细菌进行驯化.探讨矿石性质、粒径、矿浆浓度等对浸出的影响,总结了铀矿石预处理以强化微生物浸铀方法.概述微生物原位地浸低品位铀的工业应用. 
Journal Article
You se jin shu. Ye lian bu fen, ISSN 1007-7545, 2019, Issue 8, pp. 52 - 56
TL212.1+2; 在分析某低品位难处理铀矿工艺矿物学性质的基础上,开展了不同硫酸浓度、铁浓度和温度等因素对铀浸出的影响研究.通过X射线衍射仪和扫描电镜等手段分析铀矿浸出过程中的物相和形貌特征变化,揭示了硫酸和氧化剂Fe3对低品位难处理铀矿浸出的作用机理.研究结果表明,该铀矿石在硫酸浓度214.5... 
Journal Article
You se jin shu. Ye lian bu fen, ISSN 1007-7545, 2019, Issue 10, pp. 50 - 54
TL212.1+2; 氟可以抑制微生物浸出过程中微生物的生长.为探究微生物在不同矿物质的生物浸出过程中呈现不同氟耐受性的原因,利用嗜酸性氧化亚铁硫杆菌在不同生长时期进行氟胁迫试验.结果 表明,迟滞期前引入氟化物,F-浓度为0.5和1.0... 
Journal Article
You se jin shu. Ye lian bu fen, ISSN 1007-7545, 2019, Issue 11, pp. 26 - 31
TL212.1+2; 针对难处理铀尾矿因脉石结构多而导致铀浸出率低的问题,提出微波预处理破坏脉石结构提高铀浸出率的思路.采用单因素法考察微波预处理时间对铀浸出率的影响.结果 表明;微波预处理20... 
Journal Article
科学技术与工程, ISSN 1671-1815, 2012, Volume 12, Issue 17, pp. 4281 - 4284
TE257.1;... 
Journal Article
黑龙江医药, ISSN 1006-2882, 2001, Volume 14, Issue 3, pp. 177 - 178
R927; 采用传统的络合法测定了以石膏为君药的小儿温热清灌肠液中钙、镁离子的含量,并选择出了最佳方法,为控制其质量提供了依据. 
Journal Article
Journal of semiconductors, ISSN 1674-4926, 2013, Volume 34, Issue 9, pp. 122 - 127
A W-band frequency doubler MMIC is designed and fabricated using 1-μm InP DHBT technology. Ac tive halun is employed to transform the single-ended signal into... 
DHBT | InP | 倍频器 | 谐波频率 | 差分结构 | frequency doubler | pushpush | W-band
Journal Article
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