acid pH酸性pHacidn.酸；酸性物质；<俚>迷幻药adj.酸的；酸性的；尖酸的acidophilic Thiobacilli嗜酸性硫杆菌acid-base homeostasis酸碱内环境稳定Acidithiobacillus sp.嗜酸性硫杆菌acid-insoluble matter酸不溶性物Acid Brilliant Blue New新型酸性亮蓝acid-soluble collagen酸溶性胶原蛋白acid brown forest soils酸性棕色森林土acid prolealytic enzyme酸性蛋白酶acid dissolution method酸溶法acid resisting property耐酸性