nitrogen free filter paper 无氟滤纸
nitrogen-free filter paper 无氮滤纸
nitrogen free extract 无氮抽提物 ; [化工] 无氮浸出物 ; 氮浸出物 ; 出物
nitrogen free extractNFE 无氮浸出物
nitrogen-free agar 无氮培养基
nitrogen free diet 无氮日粮
NFE nitrogen free extract 无氮浸出物
nitrogen-free diet 无氮日粮
It grows well in Ashby nitrogen-free culture medium, thus having broad prospects for use.
该菌株在阿须贝无氮培养基上生长良好，具有良好的应用前景。
Seventy percent of our carbon-free, sulfur-free, nitrogen-free, mercury-free electricity comes from nuclear plants.
我们所有不排放二氧化碳，不排放硫化物，不排放氮，不排放铅的电力，其中有百分之是七十来自核能发电。
In the nitrogen-free Pot experiment, the nodulating competitive ability of the parental and marked strains and their nitrogen fixing efficiency were tested.
通过砂培试验研究了标记基因对受体菌株的竞争结瘤能力和固氮有效性的影响。
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