1. 理论上作为与假释制度具有同样重要地位的行刑调控手段的减刑制度，由于现阶段诸多因素的作用，在司法实践中其适用率常远远高于假释等其他行刑制度。
The execution regulation means-remission system theoretically as the parole system has an equally important role, because at this stage many factors role in the judicial practice applicable rate is often much higher than the parole and other execution system.
2. 由于加工参数缺乏科学的选择工具，数控加工的进给率常根据加工经验设定。
Since there is a lack of scientific tools in practical process planning stages, feedrates of NC machining are selected based on previous experiences.