弱酸是和强酸相对的酸，酸性较弱
弱酸性的 acidulous
弱酸塔 [化工] weak acid tower
弱酸性黑 tracid black ; BR,Weakl Acid Black BR
弱酸性棕 weak acid brown ; tracid brown
弱酸性红 weak acid red ; Acid Red ; E-BL ; BL
弱酸性橙 weak acid orange ; Tracid orange GS ; GS
强碱弱酸法装置 alkazid unit
弱酸性阳离子交换树脂 weakly acidic cation exchange resin ; weak-acid cation exchange ; acidulous cation-exchange resin ; weak-acidcation exchange resin
弱酸性黄 RXL ; MR
另外，在地表水中存在一种弱酸，它是碳酸，而不是硫酸，而且是能帮助溶解岩石的碳酸。
Also, in surface water, there is a weak acid, carbonic acid, not sulfuric acid, but carbonic acid that helps dissolve the rock.
皮肤具有天然弱酸性，pH值为5.5。
这两种都是酸。前者是强酸，后者是弱酸。
Both compounds are acids, the former is strong and the latter is weak.
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