a protective layer in excavation of rock foundation
ablative-type protective coating
Activities of protective enzymes
Activity of protective enzyme
activity of protective enzymes
保护酶活性
化学需氧量(COD)
化学需氧量
化学耗氧量
activity of the protective emzyme
adaptive protective relaying
alloy steel protective plating
alumina protective layer
Aluminum Protective Coating
American protective garments
Amino-group protective agent
Amplitude and Phase Protective Leakage Protector
anti pressure protective road
antifreezing thermal protective layer
anti-freezing thermal-protective layer
antioxidant protective enzyme
antipersonnel mine protective combat boot