8Wang J, Cao Y P, Sun B G, et al. Effect of ultrasound on the activity of alliinase from fresh garlic[J]. Ultrasonics Sonochemistry, 2011, 18(2): 534-540.
9Li C Z, Yoshimoto M, Tsukuda N, et al. A kinetic study on enzymatic hydrolysis of a variety of pulps for its en- hancement with continuous ultrasonic irradiation[J]. Biochem Engineering Journal, 2004, 19(2): 155-164.
10Yu G H, He P J, Shao L M, et al. Extracellular proteins, polysaccharides and enzymes impact on sludge aerobic digestion after ultrasonic pretreatment[J]. Water Research, 2008, 42(8): 1925-1934.