- uncharged hole
- 未装药的炮眼
English-Chinese dictionary of mining (英汉矿业大词典). 2013.
English-Chinese dictionary of mining (英汉矿业大词典). 2013.
Timeline of black hole physics — Timeline of black hole physics* 1640 Ismael Bullialdus suggests an inverse square gravitational force law * 1684 Isaac Newton writes down his inverse square Law of universal gravitation * 1758 Rudjer Josip Boscovich develops his Theory of forces … Wikipedia
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