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total reduction
 total reduction
auto. 总减速
met. 总压下量
| ratio
 ratio
gen. 收音机
math. 比率,比
sport. 比值
stat. 定量; 比重

to phrases
total reduction
auto. 总减速
met. 总压下量 (几个道次的)
tech. 总减速; 总传动比
total reduction: 12 phrases in 4 subjects
Earth sciences1
Explosives and Explosive Ordnance Disposal2
Metallurgy3
Technology6