And, in fact, some algae can be harmful without discoloring the water.
而事實(shí)上, 有些藻類可以有害卻不會(huì)使水變色.
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The mechanism of the improvement and discoloring the adsorbents andthe additive was elucidate.
從理論上闡述了提高粉煤灰基質(zhì)多孔吸附材料吸附、脫色性能的機(jī)理.
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