定义了列的查询元素表中的行顺序决定了它们在ORDER BY子句中从左到右的顺序，这又确定了它们的排序优先级。
The row order in the query elements table in which columns are defined determines their left to right sequence within the order BY clause, which in turn determines their sorting priority.
逻辑运算符的实际优先级就是表2中罗列这些运算符的顺序。
The actual precedence of the logical operators is given by the order these operators are presented in Table 2.
报警显示表应具有按优先级、单位或时间顺序显示的功能。
Functionality should provide for displaying alarm lists by priority, unit, or chronologically.
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