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air void
tech. 气穴; 气泡; 孔隙率; 空隙; 含气率; 残留气泡; 气孔
air voids
eng.geol. 空气率; 气隙; 空氣孔隙; 氣隙
met. 气孔; 含气率; 孔隙率
air void: 62 phrases in 7 subjects
Architecture1
Automobiles2
Bridge construction3
Construction2
Engineering geology18
Hydroelectric power stations3
Technology33