1)  HEAP/BSS
HEAP/BSS
1.
In this article,two kinds of novel buffer overflow attacking principles,format string and HEAP/BSS are ana-lyzed.
论文主要分析了两种新的缓冲区溢出攻击形式所利用的原理,即:格式化串和HEAP/BSS
2)  helium
He
1.
In order to investigate the effects of helium on the excess point defects and secondary defects processes in low activation Fe-Cr-Mn(W, V) alloys during electron beam and electron-He+ ion dual beam irradiation, the in situ observation was carried out using a high voltage electron microscope connected with an ion accelerator.
采用超高压电镜与离子加速器相连结的复合辐照装置,研究了注He对低活性Fe-Cr-Mn(W,V)合金辐照产生的点缺陷及二次缺陷行为的影响。
3)  He
He
1.
Mixing and quenching of Cs(6P_J) states induced by collisions with He atoms and N_2 molecules;
Cs(6P_J)+(He,N_2)碰撞精细结构转移和猝灭
2.
Rb(5 P_J)+(He,N_2) collisional energy transfer;
Rb(5 P_J)+(He、N_2)碰撞能量转移
3.
Mixing and Quenching of Rb 5P_J States Induced by Collisions with He Atoms and N_2 Molecules;
Rb(5P_J)与He,N_2的碰撞精细结构混合和猝灭
4)  Proton
He~(++)
5)  He-NO
He-NO
1.
Influence of He isotope on the differential cross section for He-NO collision system;
He同位素对He-NO碰撞体系微分截面的影响
6)  HeⅡ
HeⅡ
参考词条
补充资料:heap and dump leaching
分子式:
CAS号:

性质: 即堆积浸取。湿法冶金处理矿石的经典方法之一,广泛应用于从低品位矿石或难选氧化矿中提取铀、金和铜。其原理为基于毛细作用和化学反应,基本过程是将矿石适当破碎,按一定要求在合适的场地上堆成矿堆,从矿堆上部喷洒浸取剂溶液,对铀矿石一般为稀硫酸,对金矿则为氰化物溶液。从矿堆下部收集浸取液。现代堆浸常与细菌浸取相结合。堆浸的设备和操作都较常规浸取方法简单,但浸取速度慢,浸取周期长。

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