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S_N1

S_N1

S_N1

S_N1

1

In the substitution reaction of nucleophilic , whatever we use S_N1 or S_N2 reaction course , the rate of reaction is the most rapid .

在亲核取代反应中；无论按 S_N1 历程还是 S_N2 历程，烯丙式卤代烃的反应速度都是最快的。

2

The H1 and N1 in the name of the new strain refer to proteins on the virus 's surface .

H1 和 N1 是这一种新型病毒株表面蛋白名称。

3

He eventually received funding and in 1958 produced the SR. N1, the world's first passenger hovercraft.

他最终得到一笔资金并在 1958年建造了世界上第一艘商用气垫船 ——SR.N1 。

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