The optimal conditions for the anaerobic digestion are the following.厌气消化的最佳条件如下.Anexperiment was conducted to determine the optimal lipid level of feed Acipenser schrencki Brandt.本文报道了史氏鲟饲料脂肪最适含量的结果....regions in which ...
Andy turned round, marched over to Chris and just laid him out.安迪转过身，大步走向克里斯，一拳把他击倒在地。And the meanest is Andy.其实最精的还是安迪.Andy knew the risks. I cannot believe he would have chanced it...安迪知道有风险，我不敢相信他竟然甘冒其险。Andy was a hum...
他很体贴地背着装有我们野餐食物的背包。He kindly carried our picnic in a rucksack.女乘务员体贴地给我拿来了毯子。The stewardess kindly brought me a blanket.他体贴地给他带来一些食物.He had thoughtfully brought with him some food to share....