roll-ups

We present the concept, the algorithm and the complexity of Roll-Up.

提出了关联规则上探及相关的概念，并在此概念的基础上给出了上探的算法及复杂度分析。

Roll-up processing is performed against base facts or measures in a dimensional model.

上卷处理是对维度模型中的基本事实或测度执行的。

He always smokes roll-ups.

他总是抽手卷的纸烟.

Development of System of Profiling and Roll-up Spring Machine

PLC靠模卷簧机系统的研制

Application of AC Servo Motors in a Digital Control Plane Roll-up Spring Pipeline

交流伺服电机在数控卷簧流水线中的应用

Telephone Cables Roll-Up System Based on Fuzzy Adaptive Control

基于模糊控制的自适应话缆收盘系统的研究

In this case, the operation is known as roll-up processing.

本例中，操作称作上卷（roll-up）处理。

He was also one of the NBA's most efficient isolation scorers, and excelled in the pick-and-roll, on spot-ups, and off handoffs.

他也是NBA现役中单打得分效率最高的球员之一，掩护走位，定点投篮和手递手传球都非常擅长。