3.4 培养基中水的硬度的影响的翻译：3.4 effects of medium hardness of the water in 什么意思？中文翻译英文，英文翻译中文，怎么说？

青云英语翻译

3.4 medium water hardness of

3.4 effects of medium hardness of the water in

In 3.4 culture medium water degree of hardness influence

3.4 the hardness of the water in culturing the impact

3.4 effects of medium hardness of the water in