相反，当大气二氧化碳浓度低时，气孔密度似乎增加了——就像长出更多的嘴来呼吸。
Conversely, when atmospheric carbon dioxide is low, stomatal density tends to increase - it's like getting more mouths to breathe with.
毕竟，流感病毒就是这样的，它们破坏我们呼吸道的细胞，扰乱我们的通气孔。
After all, flu viruses work this way; they destroy the cells of our respiratory tract, wreaking havoc in our airways.
他们是哺乳动物和呼吸，通过对气孔上方的他们的头部。
They are mammals and breathe through a blowhole on the top of their head.
有一种假说认为昆虫可以通过关闭外骨骼上微小的呼吸阀门(气孔)来防止蒸发。
One hypothesis suggests that by closing tiny breathing-valves in their exoskeletons called spiracles, insects prevent evaporation.
气孔振荡强度与VPD和根阻力显著相关，但与呼吸速率无明显相关。
The oscillation intensity was found to be significantly correlated with VPD and root resistance, but not with the respiration rate.
一个进气孔用于空气不间断的流入，检测呼吸空气的一氧化碳含量。
ASODD provides an extra inlet port to provide for an uninterrupted air supply should Carbon Monoxide condition exist in your Breathing air supply.
一个进气孔用于空气不间断的流入，检测呼吸空气的一氧化碳含量。
ASODD provides an extra inlet port to provide for an uninterrupted air supply should Carbon Monoxide condition exist in your Breathing air supply.
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