词汇	preerection
释义	preerection n.总段装配；🌏分段装配
随便看	low freezing point propellant low fregquency algorithm low freguency low freight lot low-frequcncy choke coil low frequence low frequencies low frequencies vibrations lowfrequency Low Frequency Active Low Frequency Active Sensor Low Frequency Active Sonar Low Frequency Active Sonar System Low Frequency Active System low frequency allele low frequency alternate action Low-frequency alternating magnetic field low frequency amplification low-frequency amplification low-frequency amplification stage low frequency amplifier low-frequency amplifier low-frequency amplifier for repeater circuits low frequency analog signal low frequency