锕 | |
environ. | actinium |
met. | actinium; actinium X |
锕 A | |
met. | actinium A |
锕 B | |
met. | actinium B |
锕 C | |
met. | actinium C; actinium C' |
锕 C'' | |
met. | actinium C'' |
锕 D | |
met. | actinium D |
锕 K | |
met. | actinium K |
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Ac; actinium; anemium (Ac) | |||
actinium (Ac,89 号元素) | |||
actinium (化学元素) | |||
actinium A radioactive element of the actinide series, occurring as a decay product of uranium. It is used as an alpha particle source and in neutron production (锕类中的一种放射性元素,通常是铀的一种衰变物。它被用作阿尔法粒子产生源并产生中子。) | |||
actinium (Ac); actinium X (X (AcX 镭同位素 Ra223)) | |||
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actinium C (铋的同位素 Bi211); actinium C | |||
actinium C (AcC 铋同位素 Bi211); actinium C' (AcC' 钋同位素 Po211) | |||
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actinium A (针的同位素 Po²¹⁵) | |||
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actinium K (#的同位素 Fr²²³) | |||
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actinium A (AcA (钋同位素 Po²¹⁵)) | |||
actinium A (AcA 钋同位素 Po215) | |||
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actinium K (AcK 钫同位素 Fr223) | |||
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actinium-B (铅的同位素) | |||
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actinium (AcC"(铊同位素 Tl207)) | |||
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actinium X (AcX (镭同位素 Ra223)) | |||
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actinium B (铅的同位素 Pb²¹¹) | |||
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actinium D | |||
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actinium C (AcC (铋同位素 Bi²¹¹)) | |||
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actinium D (AcD (铅同位素 Pb²⁰⁷)) | |||
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actinium B (AcB 铅同位素 Pb211) | |||
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actinium D (AcD 铅同位素 Pb207) | |||
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actinium lead (铅的同位素 Pb207, AcD) | |||
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actinium B (AcB (铅同位素 Pb²¹¹)) | |||
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actinium (AcC'(钋同位素 Po²¹¹)) | |||
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actinium K (AcK (钫同位素 Fr²²³)) | |||
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actinium C'' (AcC'' 铊同位素 Tl207) | |||
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Actinium; Ac | |||
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actinium C" | |||
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actinium | |||
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actinium |
锕C' : 97 phrases in 9 subjects |
Architecture | 2 |
Chemistry | 21 |
Earth sciences | 11 |
Environment | 1 |
General | 18 |
Metallurgy | 20 |
Nuclear physics | 1 |
Oil / petroleum | 4 |
Technology | 19 |