A、<span style="font-size:16px;font-family:宋体">菌胶团结构紧密</span>
B、<span style="font-size:16px;font-family:宋体">菌胶团吸附、沉降性能良好</span>
C、<span style="font-size:16px;font-family:宋体">菌胶团颜色较浅</span>
D、<p style="margin-bottom: 8px"><span style="font-size:16px;font-family:宋体">菌胶团松散</span></p><p><br/></p>