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Steve vai has also worked with carvin guitars and pro audio to develop the carvin legacy line of guitar amplifiers .

史蒂夫威还与卡文吉他和专业音频开发的卡文遗产系列吉他放大器。

Siemens vai , a leading plant builder for the metallurgical industry , has therefore developed and implemented new technologies which enable environmental emissions in sinter production to be reduced to previously unattained levels .

有鉴于此，作为一家领先的冶金工业设备制造商，西门子奥钢联开发并实施了新技术，能够将烧结生产的环境排放指标降低到前所未有的水平。

Though indigenous vai literacy is clearly useful , and has a notable impact on vai life , it is not used to master large bodies of knowledge that would otherwise be inaccessible to the individual , and the tested cognitive consequences of vai literacy are correspondingly modest .

虽然土著瓦依文扫盲有它的作用，对瓦依人的生活会产生显著影响，但人们并不使用瓦依文去学习那些不懂瓦依文就无法接触的大量知识，测试到的、瓦依文读写对认知的影响，也相应有限。