pitch seam
基本解释
- 樹脂傷痕
英汉例句
- Through the site observation, the simulation and the numerical value computation, obtained the gateway plastic area in high-pitched and critical angle seam.
通過現場實測、相似模擬和數值計算得出了大傾角臨界角煤層廻採巷道塑性區的分佈情況。 - With site investigation and observation as well as similar material model test, the paper analyzes the surrounding rock deformation and failure characteristics of roadways in high pitched seam.
通過現場調查、觀測及實騐室相似材料模型實騐，分析了大傾角煤層巷道圍巖的變形和破壞特征。