(1)公吨

(2)吨
长吨，相当于1016公吨；短吨，相当于0907公吨。

(3)航运中不同种类的计量单位
如运费吨、登记吨等。

• effective absence
• effective assistance of counsel
• effective blockade
• effective date
• effective height
• effective money
• effectiveness
• effective occupation
• effective possession
• effective procuring cause
• effects
• Effectus punitur licet non sequatur effectus.
• effet
• effets mobiliers
• efficient breach
• efficient cause
• efficient intervening cause
• effigy
• effluent
• efflux
• effluxion of time
• efforce
• effranchise
• effray
• effusio sanguinis