pitch seam
基本解释
- 树脂伤痕
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.
通过现场实测、相似模拟和数值计算得出了大倾角临界角煤层回采巷道塑性区的分布情况。 - 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.
通过现场调查、观测及实验室相似材料模型实验，分析了大倾角煤层巷道围岩的变形和破坏特征。