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单词
π-back bonding
释义
π-back bonding
Encyclopedia
理学
配位场理论
释
π-back bonding
反馈键
中心原子π对称性轨道上的电子对进入配体π对称性的空p轨道、d轨道、π分子轨道或者π*分子轨道形成的键。σ配位键的方向相反,又称反馈π键、π反馈键,或者反馈π配位键。表示为M→L。
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ship propulsion appliances
ship radiated noise
ship register
ship repair and building facilities of fishing port
ship repairing & building facilities
ship reporting systems
ship routing
ship safety inspection
ship safety management system
ship's cargo handling gear
ship's deadweight
ship seaworthness
ship security
ship sewage treatment system
ship-shaped cities
ship side pushing device
ship signal light
ship's operating indexes
ship source oil spill pollution damage compensation fund
ship speed and resistance
ship speed control
ship's routing
ship stability
ship stabilizer
ship stabilizing principle
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