Some Australopithecus molars show no trace of microscopic cracks that hard foods should create.一些南方古猿的磨牙看不出坚硬的食物会留下的显微裂缝的痕迹.The elephant grinds its food with its powerful molars.象用其强有力的臼齿嚼碎食物。" Finest specimens of human ...
A warping, bending, or cracking, as that by excessive force.翘曲, 弯曲,裂开:翘曲 、 弯曲或裂开, 如过强的外力引起.This paper introduces the realization of catalyzing and cracking unIt'self - protect interlock in MACS system.文章介绍了催化裂化装置自保联...