汗是一种排泄物.Sweat is an excretion.环境工程师们关心人类排泄物的处置.Environmental engineers are concerned with the disposal of human wastes.汗也是一种排泄物.Sweat is also an excretion....
Nonperturbative vacuum average value of two point function of two gluon with translational invariance is evaluated.在洛伦兹规范条件下,导出了具有平移不变性的双胶子两点函数非微扰真空平均值.Sooner or later we must ask whether this law meets the test of relat...
...a bowl of fir cones.一碗冷杉树球果The rotten degree of fir trees is an important sign of quality of Abies forest.冷杉林木腐朽程度是冷杉林分质量变化的重要标志.Conifer tree style such as pine, fir, spruce, redwood, juniper, etc.针叶类树包括松树 、 杉树 、 云杉 、...
Sheep were munching their way through a yellow carpet of leaves.绵羊边吃边走，穿行在厚厚的一层黄色落叶中间。He was munching an apple.他在津津有味地嚼着苹果.Gallery: Tropical Forest Wildlife A scarlet macaw is caught munching a snack in Brazil's Ama...
这样一种过渡称为结构的屈曲.Such a transition is known as buckling of the structure.当板失去稳定时, 就发生横向屈曲.When the plate becomes unstable, it buckles laterally.这种状态类似于压杆的屈曲.This behavior is similar to buckling of strut....