Her specialty is biochemistry.

她的专业是物化学。

Hydraulic adjustment and pollution control measures, combining the knowledge of hydrology, biochemistry and algous ecology, are the main practices of integrated controls.

该技术以水利调节与污染控制为主要手段，利用水文学、物化学、藻类态学“水华”进行综合控制。

Glutamic acid fermentation is a kind of biochemistry fermentation engineering.Its selectivity is undivided comparatively.It is oxybiotic fermentation and is strict to air quality.

谷氨酸发酵是一种发酵菌种选择性比较专一的化发酵工程,且为好氧性发酵。