질량밀도

Mass Density

짐벌

Guimbal

집시휠

Gypsy Wheel

집중난방

Central Heating

집중하중

Concentrated Load

집진기

Dust Catcher, Dust Collector

집크레인

Jib Crane

집합호퍼

Collecting Hopper

징부표

Gong Buoy

차동도르래

Differential Block