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- Multiple metal deposit 多金属矿床
- The tendency of development in this field is the shift from single to multiple metal, and from heterogeneous to homogenous catalysts. 强调由单元体金属向多元体金属;多相催化剂向均相催化剂过渡是该类食用油脂氢化催化剂的发展趋势。
- Its theory and technique is outlined briefly in the article with several application cases of metal deposit prospecting. 概述了其理论基础和方法技术,并列举了该方法在多个金属矿上的应用实例。
- It is also an important concentration area of rare metal resourc es, where the Jiajika rare metal deposit is the largest pegmatite-type Li-po lymetal deposit in China. 青藏高原东部是中国仅次于新疆阿尔泰的伟晶岩集中产出的地区之一,也是世界上重要的伟晶岩型稀有金属矿产资源产地,其中的甲基卡矿床是中国最大的伟晶岩型锂多金属矿床。
- Metal deposit environmental pollution originates from the oxidation and decomposition reaction of metal sulfides , particularly pyrite(FeS 2) and pyrrhotite (FeS). 金属矿山环境污染源于金属硫化物特别是黄铁矿、磁黄铁矿的氧化分解。
- More beguiling perhaps are metal deposits (see article) and energy reserves. 更有趣的是金属矿床和能源储备。
- The pre-alloyed powder forms from the fusion of multiple metals and by means of atomization and hydrometallurgy. 摘要预合金粉末是采用多种金属熔炼成低熔点合金后再喷制成的粉末,其制取可以用雾化法和湿法冶金等工艺生产。
- The poly metallic deposit occurred in the Erlangping ophiolite of eastern Qinling Mountain was regarded as volcanogenic type. 二郎坪群蛇绿岩中多金属矿床属火山成因块状硫化物矿床。
- The palaeocontinunt crust melting type granite mass is metallogetic matrix of W, Sn, rare metal deposits. 各单元古陆壳活化重熔型花岗岩具形成钨锡稀有金属矿的有利背景。
- At the end of the run, the large metal deposits and coke formation lead to deactivation by pore plugging. 最后阶段的快速失活的原因是大量金属与积炭堵塞了孔道。
- In this thesis, a simple method via electroless metal deposition (EMD) has been reported. 本论文报导一种简单的方法,解决以固-液-气法合成矽奈米线的诸多缺点。
- nonferrous (precious) metal deposit 有色(贵)金属矿床
- mining and dressing for metal deposit 金属矿采选
- The principle, hardware system and software system of laser direct metal deposition(DMD) formation technology were introduced. 阐述了激光直接金属堆积成形技术的原理、硬件系统和软件系统。
- The results show that the fly-ash cenosphere particles have good microwave absorption characteristics after the metal deposition. 无须使用贵金属钯等活化,成本大大降低。
- Metal deposits caused a gradual deactivation by the decrease of intrinsic reactivity and the increase of effec to finternal diffusion. 金属硫化物在催化剂上的沉积会造成催化剂本征活性的降低及内扩散阻力的增加。
- He is the person with multiple injuries. 他就是那个多处受伤的人。
- In addition, the checking of the 3D visualization techniques was completed based on the borehole data of a metallic deposit in Inner Mongolia, and the effects prove to be satisfactory. 最后,以内蒙古某金属矿床钻孔资料为例,对建立的三维可视化方法技术进行了应用检验,取得了较好的应用效果。
- Friendship multiple joy and divide grieve. 朋友之间,欢乐同享,苦难同当。
- On the basis of the study on the ore deposits, the differences of the characteristics between different metal deposits are shown in the western and the eastern Altay, Xinjiang. 新疆阿尔泰地区矿产存在着明显的东西差异,究共原因是阿尔泰处于三大板块的会聚部位.不同的基底性质有所不同。