The itemNumber column provides a unique identity for each item (or row) and has an attached column-level constraint that enforces a valid value to always be supplied (NOT NULL).
itemNumber列提供了每个商品（或列）的惟一标识，它上面还有列级约束，强制要求提供正确的值（NOT NULL）。
In this paper, the fundamental flexure characteristics of the attached column are discussed first to demonstrate a practical analytical model for the column with multiple attaching points.
本文首先讨论附着式塔身的基本弯曲特性，以论证多点附着式塔身的实用分析模型。
This column described a simple way to gain back that ability without losing any of the new features by using a URI attached to the URL.
这篇专栏文章描述了一个简单的方法，通过使用一个附加在URL中的uri重获这一能力，同时也不丧失任何新功能。
You can then use the XAML "Attached Property" syntax on controls contained within the grid to indicate which grid row and column they should be populated within.
这样之后，你就可以在其中的控件上，用XAML的“附加属性”语法指定它属于哪一行、哪一列。
It is pointed out that adding column for truss can strength the cantilever, and adding attached bar can reduce unfavorable load of tower crane to cantilever truss.
指出可以通过对桁架增加立柱的方式对悬臂进行加固；另外，附着杆的增加可以降低起重机对下部悬臂桁架的不利荷载。
It is pointed out that adding column for truss can strength the cantilever, and adding attached bar can reduce unfavorable load of tower crane to cantilever truss.
指出可以通过对桁架增加立柱的方式对悬臂进行加固；另外，附着杆的增加可以降低起重机对下部悬臂桁架的不利荷载。
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