Based on the research wear mechanism of floating involute spline coupling, combined with traditional Archard equation, a prediction model aviation coupling was established. The transient simulation distances 0 mm, 0.3 and 0.6 mm carried out using Abaqus, accuracy theoretical verified by analyzing failure parts coupling. analysis results show that there is oxidation wear, adhesive abrasive other...

Aligning Anna Mendelssohn with the nineteenth-century, feminised genre of floral poetry, this essay traces Mendelssohn’s demarcations tulips from 1974 to 1995. Through a series close readings tropes, identifies early preoccupations that contribute her great poem, “Silk and Wild Tulips”, first published in For Mendelssohn, flowers stand for an inarticulable, idealised form communication, thinkin...