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surface filter
 surface filter
tech. 表面型滤油器
| element
 element
hydroel.st. 元素; 成分; 单元; 电极; 电池; 零件
math. 集合的元素
met. 元件
sport. 要素

to phrases
surface filter
tech. 表面型滤油器
surface filter: 33 phrases in 12 subjects
Air defense1
Automobiles2
Aviation1
Ecology2
Electronics4
Geophysics1
Information technology1
Metallurgy2
Piezoelectric crystals2
Space1
Technology15
Telecommunications1