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- 2023-11-09 16:40NITRIDE PHOSPHOR, REACTION MIXTURE AND METHOD PRODUCTION AND LIGHT EMITTING DEVICE COMPRISING SUCH
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- 2023-11-09 16:30Optical amplifier and method for amplifying wavelength multiplexed transmission signal light
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- 2023-11-09 16:28一种脱硫催化剂及其制备方法和烃油脱硫的方法
- 2023-11-09 16:25高比表面的钽酸盐或铌酸盐光催化剂的制备方法
- 2023-11-09 16:24Method for producing organic compounds by substituting halogen atoms
- 2023-11-09 16:09一种稀土硅酸盐基复合红色发光棚膜的制备方法
- 2023-11-09 16:06一类稀土多糖在抗动脉粥样硬化保健品药品中的应用
- 2023-11-09 16:01球墨铸铁的浇铸装置
- 2023-11-09 15:55Amorphous alloy catalyst for carbon dioxide and methane
- 2023-11-09 15:55Superconducting flux pinning without columnar defects
- 2023-11-09 15:48以TpySi为补角体制备的笼型低聚倍半硅氧烷及其稀土发光材料
