有三个要素会限制植物生长：阳光、温度和水。
Three things limit plant growth: light, water, and temperature.
这样的目的是为了限制温度升高并使触点稳定。
This is to limit temperature rise and al low for contact settling.
受密封圈材料的限制，蝶阀的使用压力和工作温度范围较小。
Limited by the ring material, the use of butterfly valve pressure and low temperature range.
温度和水质量的限制：。
另外，限制最高环境温度，MET，也是很重要的。
Additionally, limiting the maximum environment temperature, MET, is also important.
另外，限制最高环境温度，MET，也是很重要的。
Additionally, limiting the maximum environment temperature, MET, is also important.
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