常驻部分存储数据库服务器运行时大小固定的数据结构，它具有下列几个部分

The resident portion stores data structures that do not change in size while the database server is running, it has the following parts

youdao

一旦旋翼大小固定，几乎决定了空气推进速度(如果你知道直升机重量)。

Once you set the rotor size, you pretty much have determined the thrust air speed (if you know the mass of the helicopter).

youdao

也就是，将门套的大小固定做成一些规格的，后期安装工人再适当调整即可。

Namely, the size of the door will make some fixed installation specifications, late again appropriate adjustments.

youdao

To get any location in memory, to get to any value of the list, I simply have to say which element do I want to get, I know that these things are stored in a particular size multiply that index by 4, add it to start, and then it's in a constant amount of time I can go to that location and get out the cell.

取得列表中的任何一个值,简单说来，想要取得列表中的任何元素,我知道这些元素存在特定的大小中,把下标乘以4，加到start上,然后定位到内存单元，并取出值就是固定的时间了,好的，如果元素以固定大小存储。

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