保留硬度适中的温度。
水的硬度适中，似乎工作提供强大的繁殖和着色是最好的。
Moderate water hardness seems to work the best for robust breeding and coloration.
本发明产品硬度适中、口 感良好、见效快，便于携带和服用。
The tablet has the advantages of right hardness, good taste, quick action, facilitated administration and carrying.
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