The water from the Songhua River system in Jilin Province features low hardness and low alkalinity and turns to water of scaling type when its enrichment factor is above4.
吉林松花江水系水质为低硬低碱水质特点，浓缩倍数大于4时转为结垢型水质。
The water from the Songhua River system in Jilin Province features low hardness and low alkalinity and turns to water of scaling type when its enrichment factor is above4.
吉林松花江水系水质为低硬低碱水质特点，浓缩倍数大于4时转为结垢型水质。
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