bottom gating

基本解释

A comparison was made between the bottom gating system, middle level gating system, and step gating system.
对底注、中注及阶梯注三种浇注系统进行对比。
In this paper, water has been used to simulate the bottom-sides gating system of the large hydro-turbine blades by means of high-speed and continuous photographic techniques.
采用高速摄影、连续拍照等技术手段，对大型水轮机叶片底侧式浇注系统的充型过程进行了水力模拟研究。
To disclose the reasons of hot-tearing of camshaft produced by bottom gating system and vertical casting process, the temperature-field of the camshaft under the above technique conditions was tested.
为找出壳型填铁丸底注立浇工艺国产化捷达轿车凸轮轴生产中热裂缺陷产生的原因，对该工艺下凸轮轴的凝固温度场进行了测定。