双级消化池 double stage digester
双酶消化法 Disaggregating by double enzymes
上消化道双重对比造影 Double contrast radiography of the upper gastrointestinal tract
消化池是一个由油布苫盖的双内衬污水池，有五个橄榄球场那么大。从现在开始的一周内，甲烷会导致油布膨胀。
The digester is a tarp covered, double lined lagoon the size of five football fields. A week from now methane will cause the tarp to expand.
随着双低菜籽粕替代量的增加，草鱼对干物质、粗蛋白质、粗脂肪的消化率逐步降低。
The apparent digestibility coefficient of dry matter, crude protein and crude lipid decreased with the increasing of DLRM level.
目的从双齿围沙蚕消化道中克隆并表达具有纤维蛋白溶解活性的蛋白。
OBJECTIVE To clone and express a new protease with fibrinolytic activity from Perinereis aibuhitensis Grube digestive tract epithelial cells.
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