1·Latency arbitrage is a type of trading that relies on ultrahigh speeds; it's not clear which firms engage in it or how pervasive it is.
潜伏套利属于一种依赖于超高速度的交易，还不知道有哪些公司参与了这种交易，也不知道这种交易有多普遍。
2·An electron tube used to amplify or generate ultrahigh frequency by means of velocity modulation.
速调管一种用速度调节的方法放大或产生超高频率的电子管。
3·The coating possesses high wear and cold-welding resistance and good electric conductivity both in atmosphere and in ultrahigh vacuum.
该镀层在大气或超高真空条件下具有良好的耐磨性、防冷焊性和导电性；
4·The ultrahigh layers are discarded as noise.
丢弃近似为噪声的超高分辨层。
5·Based on these parameters, hydrolysis and drying conditions of appropriating to industrialization producing ultrahigh molecular weight polyacrylamide were assured.
并以此工艺参数为基础，确定了适合工业化生产的超高分子量聚丙烯酰胺水解及干燥条件。