The increase slowed to 0.4 percent, possibly indicating the start of a downtrend.增长幅度降到了0.4%，可能意味着下降的开始。The nitrogen utilization efficiency were downtrend with the amount of topdressing increased.随著施氮量增加,追施氮肥的利用率明显下降.Cri...
材料: 橡皮圈, 厚纸皮, 双面胶纸.Materials: A rubber band, thick paper, double side adhesive tape.按要求拆除喷油槽周围的纸皮, 改用铁皮.Injection groove by the removal of the surrounding tiles, switch cupboard.多数书店出售有精装和纸皮 普及本 两种书籍.Most bookstores stoc...
They fled like lizards into crannies in the rocks.他们像蜥蜴一样逃进了石缝。Can lizards reproduce their tails?蜥蜴的尾巴断了以后能再生 吗 ?Snakes, lizards, and crocodiles are reptiles.蛇 、 蜥蜴和鳄鱼是爬行动物....