自养生物 [生物] autotroph
- 硝化细菌是化能合成的自养生物。
The nitrifying bacteria are chemosynthetic autotrophs. - 除ATP外,由这些自养生物进行的CO2 固定, 需要还原的吡啶核苷酸。
The fixation of CO2 carried out by these autotrophs, in addition to ATP, requires reduced pyridine nucleotide. - 设备内的水管使气泡穿过设备,为自养生物提供养分,同时使污水循环,为细菌提供养分。
Tubes within each device pump air bubbles through to support the autotrophs. This also circulates the sewage to feed the bacteria.
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