低位产钳术

at a low price【物】价;cheapness【物】价;bargain price【物】价

intermediate low density lipoprotein

low-lying placenta【妇产】

low-level center

low distillation thermometer

breeding for double low [erucic acid and glucosinolate] content in rapeseed

low-noise, transit-time tube

low-expansion foam fire extinguishing system in machinery space【安全】