Some oscillation of the fuselage had been noticed on early flights.在之前的几次飞行中,就已经察觉到机身有些摇晃。The length of the fuselage was increased due to a degree of directional instability.由于存在某种程度的航向不稳定性,机身被加长了。The problem turned out ...
乙烯的等离子聚合得到复杂的, 无固定结构的薄膜.Plasma - polymerization of ethylene gives films of complex, uncertain structure.如果电导率足够高,磁场就 “ 冻结 ” 在等离子中.If the electrical conductivity is high enough the field becomes " frozen " into the plasma...