Engaged in paleontology , geology, glaciology, and the mechanics of research and teaching.从事古生物学 、 冰川学和地质力学的研究和教学工作.Paleontology , geology , zoology, and ethnology.收藏古生物学 、 质学 、 物学和人种学.Collect paleontology, entomology, z...
In certain range flowability increases apparently with percentage of PF in mixture.在一定范围内,树脂含量的增加能够明显提高混合物的流动性.The adhesion and flowability of powders are measured by tamping vibration.阐述了由振实法测定的粉末的粘着力和流动性.External addit...
The reasons for the project collapsing were circumstantial.工程垮掉系环境所迫。They've entered this new confederacy because the central government's been unable to control the collapsing economy.由于中央政府无力控制逐渐崩溃的经济，所以他们加入了...
右边锋把球传给中锋.The right wing passed the ball to the centre forward.中锋用头把球顶入球门.The centre forward headed the ball into goal.他一直踢中锋.He is always playing at center....