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aeration zone
eng.geol. 通气带; 飽氣帶
hydroel.st. 包气带; 含气层; 通气区
oil 饱气带
tech. 通气层; 掺气层; 掺气区
aeration zone
: 28 phrases in 9 subjects
Architecture1
Desert science3
Ecology1
Engineering geology1
Explosives and Explosive Ordnance Disposal1
Forestry1
Oil / petroleum1
Soil science1
Technology18