大规模的粉煤灰的充填会产生高碱性的矿山废水，与此同时，它也减少流向地表水系的废水中的污染负荷。
Deposing of fly ash is in a great degree connected with development of high salinity mine drainage water, at the same time it decreases the contamination load carried away to the surface waters.
要在一小段时间内达到并维持一个高碱性PH值几乎是不可能的。
It's nearly impossible to achieve and maintain a high-alkaline pH for a prolonged period of time.
高比能量和高比功率且价廉的碱性锌锰电池倍受人们关注。
Alkaline zinc manganese dioxide batteries have been paid much attention to because of high specific energy, specific power and low cost.
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