So,composition alone can't give you the answer to the question why is the plywood superior to the solid pine board?
只用组成成分无法解答,这个问题,为什么胶合板要优于松木板呢?
So the triple point is liquid solid, gas, all in equilibrium.
气态,固态,三相平衡,你可能会想。
So, I congratulate you of being here in this class, MIT this is really good solid foundation for whatever you go on to do, here at MIT.
所以我要恭喜来上这课的每一位同学,这确实是你要在,学任何东西的基础。
That cells that form tissues often have junctions that hold them together so that they don't fall apart and they exist as a solid piece of tissue.
组织细胞通常通过,细胞连接而联系在一起,所以它们不会分散开来,而保持坚固的组织形态
So, we want to make sure that this is something the entire class is 100% solid on.
所以,我希望确保的,是这是全班100%都弄懂的问题。
So we'll have an iron oxide species. It's a solid.
那么我们有氧化铁,它是固体。
Does stuff change phase to go from liquid to solid and so forth, right?
物质是否从液体转变为固体,相变到底在什么位置出现?
So, it's a really nice solid foundation.
这是个很好的开始。
Cross-linked is not the right word-- that is chemically bonded with repeat units to make large molecules so that when you have a bunch of large molecules together they have certain physical properties like the solid property of the plastic that you're sitting on.
交联这个词不确切,应该是由化学键连接的,重复单位构成大分子,当许多分子聚合在一起后,它们就会具有某种物理特性,就像你们正坐着的,塑料一样,具有固体特性
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