bottom gating

基本解释

A comparison was made between the bottom gating system, middle level gating system, and step gating system.
對底注、中注及堦梯注三種澆注系統進行對比。
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.
採用高速攝影、連續拍照等技術手段，對大型水輪機葉片底側式澆注系統的充型過程進行了水力模擬研究。
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.
爲找出殼型填鉄丸底注立澆工藝國産化捷達轎車凸輪軸生産中熱裂缺陷産生的原因，對該工藝下凸輪軸的凝固溫度場進行了測定。