In order to improve the mechanical properties of the para - aramid paper polyimideresin.对位芳纶纸基材料分子结构的刚性及纤维表面的惰性导致其机械力学性能较低.The sisal pulp and aramid fiber were chose to fabricate the wet paper - base friction materials.本...
The sea was of a lapis lazuli blue.大海呈天青石色.They are circling the Lapis Lazuli stone in clockwise direction.他们是以顺时钟的方向环绕着青金石.Egyptian Bronze Mask of a God with lapis lazuli and Guilding.埃及的青铜面具与天青石和为依归的神....
Cut them off cleanly through the stem just below the node.就从茎节下面，沿茎干把它们全砍掉。Lymph node enlargement occurs early in chronic lymphocytic leukemia.慢性淋巴细胞性白血病,出现淋巴结肿大较早.Zero velocities on the cylinder were satisfied at the no...