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20Ne和22Ne互为同位素 20Ne和22Ne互为同分异构体 20Ne和22Ne的质量数相同 20Ne和22Ne的中子数相同
20Ne和22Ne互为同位素 20Ne和22Ne是同一种核素 20Ne的原子核中有20个质子 22Ne的原子核中有22个中子
a watch which is kept with lower standard a watch which is kept when the ship isnt sailing a watch which is kept when the ship is sailing a watch which is kept when the ship is in a restricted visibility area
≥30%(NE ≥50%(NE ≥60%(NE ≥80%(NE ≥90%(NE
20Ne和22Ne的质量数相同 20Ne和22Ne的中子数相同 20Ne和22Ne互为同位素 20Ne和22Ne互为同分异构体
5 volts, the output changes 10 volts 10 volts, the output changes 5 volts 2 volts, the output changes 10 volts 10 volts, the output changes 2 volts
20Ne和22Ne互为同位素 20Ne和22Ne互为同分异构体 20Ne和22Ne的质量数相同 20Ne和22Ne的中子数相同
20Ne和22Ne互为同位素 20Ne和22Ne互为同分异构体 20Ne和22Ne的质量数相同 20Ne和22Ne的中子数相同
M=0,FQ≠0,FN≠0 M≠0,FQ=0,FN≠0 M=0,FQ=0,FN≠0 M≠0,FQ≠0,FN≠0
A≠0B≠0C≠0 A≠0B≠0 B≠0C≠0 A≠0C≠0
(a)α=0,ω≠0,(b)α≠0,ω=0,(c)α=0,ω≠0 (a)α≠0,ω=0,(b)α≠0,ω≠0,(c)α≠0,ω=0 (a)α≠0,ω=0,(b)α≠0,ω≠0,(c)α=0,ω≠0 (a)α≠0,ω=0,(b)α=0,ω≠0,(c)α≠0,ω≠0
22Ne的质子数为12 20Ne和22Ne的中子数相同
20Ne和22Ne的质量数相同 20Ne和22Ne互为同位素
20Ne和22Ne的中子数相同 22Ne的质子数为12 20Ne和22Ne的质量数相同 20Ne和22Ne互为同位素
1 volt, the output changes 5 volts 5 volts, the output changes 1 volt 5 volts, the output changes 10 volts 10 volts, the output changes 5 volts
20Ne和22Ne互为同位素 20Ne和22Ne互为同分异构体 20Ne和22Ne的质量数相同 20Ne和22Ne的中子数相同
20Ne和22Ne互为同位素 20Ne和22Ne的电子数不同 20Ne和22Ne的质量数相同 20Ne和22Ne的中子数相同