情境性自我贬低Situational Low Self Esteem
【电学】转发器电路低频放大器low-frequency amplifier for repeater circuits
低运费货物low paying cargo【贸易】
低温启动措施low-temperature starting measures【动力】
低温烧蚀材料low temperature ablative material【材】
低功耗low-power dissipation【计】
低频变压器low-frequency transformer
超低温very low temperature