Detail specification for pulsed xenon lamp for ultraviolet - cut 紫外切除型脉冲氙灯详细规范
Some extreme value problems for inscribed and circumscribed triangles in a circle 圆内接与外切三角形中的某些极值问题
A study on affine equipollence problem of hexagon inscribed and circumscribed in an ellipse 外切六边形的仿射等价问题
Outside point diameter 外切刀尖直径
Moon leaves umbra : instant of last external tangency of the moon with the umbra 复圆：月球逐渐离开地球本影，与地球本影第二次外切。
Moon enters umbra : instant of first external tangency of moon with the umbra 初亏：月球由东缘慢慢进入地影，月球与地球本影第一次外切。
Purification and characterization of a cellobiohydrolase from the thermophilic fungus chaetomium thermophilum ct 嗜热毛壳菌外切葡聚糖纤维二糖水解酶的纯化和部分性质研究
It may reflect an evolutionary process from no - nodules legume plants to nodules legume plants 豆科植物的表皮细胞外切向壁厚度似乎能够反映豆科植物从不结瘤到结瘤的进化过程。
" moon leaves umbra " - the time when the moon touches the umbra externally , this is the end of partial lunar eclipse 月球第二次和本影外切时称为复圆，偏食结束月球离开半影时，称为半影食终
The outer tangential wall of no - nodules legume plants epidermal cells is thicker and darker than that of nodule legume plants 非结瘤豆科植物的根表皮细胞外切向壁的厚度比结瘤豆科植物的要厚，颜色也较深。
