美国SEG协会把地震剖面的极性规定为SEG正常极性和SEG反正常极性。
American SEG defines seismic record polarity as SEG normal polarity and SEG reverse polarity.
我们可以针对不正常的蛋白质，在纳米粒中放上一个极性电荷，用磁力把它们集中到肿瘤部位。
We could target specific abnormal proteins, put a polar charge on the nanoparticles and use magnets to focus them on those areas of the tumor.
它需要一个完整的眼球，一个极性细胞具有正常功能的完整视网膜，还有将信息传递给大脑的视觉神经。
It relies on an intact eyeball, an intact retina with functioning bipolar cells, and an optic nerve to convey the information to the brain.
体外试验中，正常细胞形态相似，腺泡结构排列整齐，然而那些高侵袭的上皮细胞系的结构紊乱并且失去极性。
Normal cells form similar, well-organized acinar structures in vitro, whereas in highly metastatic epithelial cell lines these structures are disorganized and lack polarity.
一个优秀的球员提高了整支队伍的竞争力，所以我们每个人都很高兴，在高水平的队伍里必须存在竞争，这是正常的，这能够推动每一个的积极性。
When a good player with a lot of skills improves the squad everyone is happy, in the top teams there is competition to play, and this is normal and a good motivation for everyone.
一个优秀的球员提高了整支队伍的竞争力，所以我们每个人都很高兴，在高水平的队伍里必须存在竞争，这是正常的，这能够推动每一个的积极性。
When a good player with a lot of skills improves the squad everyone is happy, in the top teams there is competition to play, and this is normal and a good motivation for everyone.
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