top operator meaning in English

栈顶算符
栈顶运算符

The top operator has been enhanced to take any numeric expression such as a variable name instead of only an integer number to specify the number of rows returned by the operator
Top运算符得到了增强，可以使用任何数值表达式（如变量名），而不是仅使用整数来指定该运算符返回的行数。
To be a successful competitor , to make the dream of " to be an international top operator , a world class company " real , china _ unicom must use for reference of other successful companies , and cherish better service as the trump
为了能够在竞争中站住脚，并且能够实现“创国际一流电信企业，做世界级卓越公司”的梦想，中国联通必须借鉴成功企业的经验，将“服务为本”作为企业致胜法宝。