数据库 数据库新技术 释文 knowledge discovery from data, KDD 从数据中发现知识
- nickel arsenide structure
- nickel based cast and wrought superalloy
- nickel based cast superalloy
- nickel cadmium battery
- nickel-cadmium battery
- Nickel-free shape memory alloy
- nickel hydrogen battery
- nickel-hydrogen battery
- nickel-hydrogen electrolyte
- Nickelin
- nickeline
- nickel iron battery
- nickel-iron battery
- nickel-iron meteorite
- nickel isotope hydrogeology
- nickelize
- nickel laterite metallurgy
- nickel matte
- nickel metal hydride battery
- nickel-metal hydride battery
- nickel metallurgy
- nickelocene
- Nickelodeon
- nickel ore flotation
- nickel ore resources