a中間調画面 半口气图片 [translate] a都还好 All fortunately [translate] anon-precious metals 非珍贵的金属 [translate] 英语翻译 日语翻译 韩语翻译 德语翻译 法语翻译 俄语翻译 阿拉伯语翻译 西班牙语翻译 葡萄牙语翻译 意大利语翻译 荷兰语翻译 瑞典语翻译 希腊语翻译 51La ...
Metals, in general, can be replaced by such nonmetals as plastic or glass. Literature Animali impagliati, portagioie (non in metallo prezioso), guanciali, portachiavi a catenella non in metallo Stuffed animals, jewellery cases (not of precious metals), pillows, non-metal keychains tmCl...
Highly Efficient Electrocatalysts for Oxygen Reduction Based on 2D Covalent Organic Polymers Complexed with Non-precious Metals A class of 2D covalent organic polymers (COPs) incorporating a metal (such as Fe, Co, Mn) with precisely controlled locations of nitrogen heteroatoms and h... Z Xiang,Y...
precious metals catalyst gu一1 Inshu eu}hua}-贵金属催化剂(preeious metal eatalyst)一种能改变化学反应速度而本身又不参与反应最终产物的贵金属材料。几乎所有的贵金属都可用作催化剂,但常用的是铂、把、铐、银、钉等,其中尤以铂、锗应用最广。它们的d电子轨道都未填满,表面易吸附反应物,且强度适中,利于形...
aIt is mainly engaged in gold geological exploration, mining, dressing and smelting, precious metals, non-ferrous metal products, gold jewelry purification, processing, production, sales, the main product is gold and silver 它主要参与金子地质探险、采矿、选矿和熔炼,贵重金属,非铁质金属产品,金首饰洗净...
翻译结果1复制译文编辑译文朗读译文返回顶部 Main gold geological exploration, mining, dressing and smelting, precious metals, non-ferrous metal products, gold jewelry purification, processing, production, sales, the main product is gold and silver ...
4) International Precious Metals Institute 国际贵金属研究所 5) General Research Institute for Nonferrous Metals (GRINM) 北京有色金属研究总院(GRINM) 6) State-Owned Institute 国有研究所 补充资料:北京有色金属研究总院 中国有色金属工业中最大的科学技术研究单位。创建于1952年11月。它以应用研究和发展研究...
precious metals, foodstuffs, provisions, liquids, liquors,aeratedwaters, grain of all kinds, seeds, flax, cotton, wool, synthetic [...] ckh.com.hk ckh.com.hk (11) 購買、出售、製造、出口、進口、處理、精煉及買賣(批發及零售)各類貨品、 ...
oil, precious stones, metalsandtimber. daccess-ods.un.org daccess-ods.un.org 在“真正”的目的地,即在例如萨赫勒、中非、 东非和西非的国家,武器被用来交换毒品和石油、宝石、金属和木材等自然资源。 daccess-ods.un.org daccess-ods.un.org