detail of mega column-base 巨柱柱脚节点
The ideal situation for base table row storage of XML data is when the table has only one column of XML type and the maximum size of the XML document doesn't exceed the page size.
使用XML数据基础表行存储的理想情形是，当表只有一个xml类型列并且XML文档的最大值没有超过页面大小时。
A thermometer often now, and more often back in the early 1800s, consists of a glass tube up which a column of mercury or alcohol can travel from a reservoir at the base.
现在常见的温度计由一个玻璃管和一个位于底部的贮液槽组成，贮液槽中的水银或酒精沿玻璃管上升形成液柱。
He said: 'the smoke seemed to have an odd bloom to it at the base of the column that was streaming south of the city.
他说，“那些烟好象是个奇怪的花的形状，并向城市的南边蔓延。”
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