FRF abbr. 法国法郎(French Franc);预燃阶段(flight readiness firing)
- Come on, get your money ready. FRF 5.
快点,把你的钱准备好。5法郎。 - This would be connected with last month's FRF 3 million robbery?
这是否可以跟上个月三百万法郎的抢劫案联系在一起呢? - the strain energy method, modal parameters, natural frequencies, mode shapes, frequency response function (FRF).
模态参数、自然频率、模态振型、频率响应函数。