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- An oxide containing three oxygen atoms per molecule. 三氧化物每个分子中含有三个氧原子的氧化物
- The thermal-stable particles of oxide containing Ca can be formed in micro-calcium steel which can be obtained by appending Si-Ca powder into carbon steel. 通过向碳素钢中添加微量钙元素,在钢中形成弥散的热稳定的第二相含钙的氧化物粒子。
- impregnate with thorium oxide to increase thermionic emission. 注入镀氧化物使增加热电子发射。
- Metal oxides contain a metal cation and the oxide anion (O2-); they typically react with water to form Bases or with acids to form salts. 金属氧化物是含有一个金属阳离子和氧化物阴离子(O2-)的结晶固体。它们典型地与水反应生成碱,或与酸反应生成盐。
- 9. impregnate with thorium oxide to increase thermionic emission. 注入镀氧化物使增加热电子发射。
- An oxide containing three oxygen atoms per molecule 三氧化物每个分子中含有三个氧原子的氧化物
- an oxide containing three atoms of oxygen in the molecule. 分子中含有三个氧原子的氧化物。
- an oxide containing two atoms of oxygen in the molecule. 分子中含有两个氧原子的氧化物。
- an oxide containing five atoms of oxygen in the molecule. 分子中含有五个氧原子的一种氧化物。
- an oxide containing just one atom of oxygen in the molecule 分子中含有一个氧原子的氧化物
- How can you get rid of this oxide coating? 你们该怎样除去这些氧化皮？
- Keywords methane;oxidative coupling;catalyst;lanthanum thorium oxide; 甲烷;氧化偶联;催化剂;镧钍氧化物;
- an oxide containing just one atom of oxygen in the molecule. 分子中含有一个氧原子的氧化物。
- A mixture of black manganese oxide minerals. 硬锰矿一种黑色氧化锰矿的混合物
- It's wise to register letters containing banknotes. 信中夹钞票最好寄挂号。
- Soft drinks contain carbon dioxide. 软饮料中含有二氧化碳。
- A gaseous anesthetic, such as nitrous oxide. 气体麻醉剂一种气态的麻醉剂，如一氧化二氮。
- Copper alloy containing up to 4 % lead by weight. 铜合金里,铅的重量含量不超过4%25
- He could hardly contain his anger. 他怒不可遏。
- Marie found another called thorium. 玛丽发现了另一种物质，叫钍。
