单词:vibrational compaction
单词:vibrational compaction 相关文章
Now, coumarin is a very common thing, a material, in fragrance which is derived from a bean that comes from South America. 香豆素是香水中一个十分平常的原料,从来自南美的豆子中提炼出来的。 And it is the classic syntheti
And...but...but...we have to go a little beyond that. 我们需要进一步深入。 Now let me explain why vibrational theory has some sort of interest in it. 现在我来解释为什么震动理论有一定的道理。 These molecules, as you saw i
However, I managed to get a hold of a Borane eventually, and here is the beast. 无论如何,我最终得到了一些硼烷,这就是那个怪物。 And it really does have the same -- if you calculate, if you measure the vibrational frequencies,
And every single part of this mechanism is actually plausible in biology. 实际上,这个机制的每一个步骤在生物领域中都是可行的。 In other words, I've taken off-the-shelf components, and I've made a spectroscope. 换句话讲,我
This is Scientific American's 60-Second Science. I'm Christopher Intagliata. Got a minute? Used to be if spies wanted to eavesdrop, they planted a bug. These days, it's much easier. Because we all carry potential bugs in our pocketssmartphones. One t
Lesson 41 Decision 决定 Words: commerce n. 商业 commercial adj. 商业的,贸易的 commercialize vt. 使商业化,使商品化 commission vt. 委任,任命;委托,委托制作 commit vt. 犯(错误),干(坏事) commitment n. 信奉,支持;许诺,委托事项 committed adj.