Explanation of Yuan Haowen’s Lun Shi Shan Shi Shou No．19
Historically there are great differences among scholars in understanding Lun Shi Shan Shi Shou No． 19 by Yuan Haowen, a literary figure in the Jin dynasty. Based on a comprehensive study of Yuan Haowen criticism, we put forward with strong evidence from Yuan’s works that, the exact purport of the poem is to tactfully criticize the poems by Lu Guimeng, and express his disagreement with Lu’s extreme style, based on his “balanced” esthetic principles.
The three-dimensional assembling model of the underground LHD's working mechanism is built by using the Pro/Engineer modeling software.And the motion analvsises of lifting and dumping are carried out.The translation and the maximum dumping height of the bucket are measured.