但他的确指出，宾夕法尼亚并不规管私人水井的水质和水抽样通常不是由业主完成。
But he did note that Pennsylvania does not regulate water quality in private Wells and that water sampling is typically not done by homeowners.
对水的最低需求量没有一定之规，通常随气温的上升和活动量增大而显著增大。
Minimum water needs vary with each situation but increase markedly with raised air temperature and physical activity.
对水的最低需求量没有一定之规，通常随气温的上升和活动量增大而显著增大。
Minimum water needs vary with each situation but increase markedly with raised air temperature and physical activity.
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