The interval between E and A is a fifth, but it’s upside down, because we’re going down a fifth from E. In music theory terms, an upside down fifth is called a fourth. You go up a fourth by multiplying your frequency by 4/3 (it’s 3/2 upside down, doubled to bring it up an octave.) So your A string is now tuned to 4/3 Hz.
The former mayor of Istanbul is due to become the central defendant in a mass corruption trial that his opposition party and rights groups say is politically motivated.
。新收录的资料对此有专业解读
[&:first-child]:overflow-hidden [&:first-child]:max-h-full"，更多细节参见新收录的资料
这一突破实现了国产重型燃机整机出口零的突破，标志着中国燃气轮机正式跻身全球市场，获得了国际社会的认可。