Uranium in groundwater occurred over a wide range of pH and redox conditions because of its association with other compounds.
地下水中含有的铀不在酸碱值和氧化条件之内，是因为其常与其它化合物相连。
She found that the range of responses was wide, with some seeming to prefer the lowered pH.
她发现这种应对反应是多种多样的，甚至有部分生物似乎很喜欢降低后的PH值。
Five dogs out of the 33 (15.2%) had a history of urinary tract infections, but surprisingly, two of the five had a pH within the normal range (6.2 and 6.8).
33只宠物狗中有5只(15.2%)有尿路感染史，但是令人惊讶的是，其中有2只宠物狗的pH值也在正常范围内(6.2和6.8)。
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