The paper introduces the method of azotobacter fertilizer by biological process and test method of bacteria.本文介绍了生物法制固氮菌肥的方法,以及菌种的检验方法.Bacterial ferritin from Azotobacter vinelandii has qualitative characteristic absorpt...
A recent sales hiccup is nothing to panic about.用不着为最近销售上出现的一点小问题感到惊慌。This one defeat was the only hiccup in the team's steady progress up the League.这次失利只是球队在朝联赛稳步前进的道路上唯一的小挫折.There's been a slight hiccup in o...
The students were all waiting expectantly with grins on their faces.学生都含笑期待着.Planting his case on the table,he looked at us expectantly.他把箱子在桌子上放稳,以期待的目光望着我们。Planting his case on the table, he looked at us expectantly.他把...