The C-H bond activation is the rate-limiting step.

C-H键活化为整个反应的决速步骤。

youdao

The wavelength of O-H bond is near the size of many bacteria.

O-H键的振动波长接近许多细菌的长度范围。

youdao

The reaction rate is determined by the activity of C-H bond in side-chain alkyl.

其反应速度主要取决与侧链烷基上c - H键的活性。

youdao

So notice a difference in these structures, is this has an n h bond whereas this has an o h bond.

注意它们之间的有一点不同，那就是一个有氮氢键,而另一个有氧氢键。

麻省理工公开课 - 化学原理课程节选

The bond, it turns out, 5° is 104 . 5 degrees, that h o h bond.

这个键即，ＨＯＨ键角，是104。

麻省理工公开课 - 化学原理课程节选

So in terms of thinking about ethane, we actually have two bond types that we're going to be describing just in terms of the carbon-carbon bond and then the carbon h bonds.

对于乙烷，我们有两种键,我们继续讨论一下,碳碳键,和碳氢键。

麻省理工公开课 - 化学原理课程节选

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