动植物

This means that both the air resistance and the magnus force will be reduced by about 20 percent.

这代表空气摩擦力与马格纳斯力将降低20%。

In 1975 Dbereiner experimentally found the associative symbiotic nitrogen-fixation bacteria associated with graminaceous plant and put forward the concept of rhizosphere associated NF.

1975年，Dbereiner实验发现与禾本科植物联合共生的固氮菌并提出根际联合固氮的概念。