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speed-change
 speed change
auto. 换档
dril. 换挡
econ. 变速
el.mach. 转速变化
| range
 range
gen. 一系列; ;
el. meas.inst. 标称范围
forestr. 区域; 幅距
forestr. од. 全距
sport. 变化,变动

to phrases

speed change

['spi:dʧeɪnʤ]
auto. 换档
dril. 换挡
econ. 变速
el.mach. 转速变化
tech. 速率变化; 变速杆
speed-change
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Air defense1
Architecture1
Automobiles14
Aviation1
Bridge construction1
Business1
Chemistry2
Computer numerical control2
Drilling7
Economics1
Electric machinery6
Electronics2
General1
Hydroelectric power stations1
Mechanic engineering2
Metallurgy9
Military1
Nautical1
Oil / petroleum6
Racing and motorsport1
Rail transport1
Scientific1
Shipbuilding7
Space1
Steel production2
Table tennis1
Technology39
Textile industry2
Wind Energy2

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