| hardness |
A characteristic of water determined by the levels of calcium and magnesium.
출처: www.mwdh2o.com/mwdh2o/pages/yourwater/glossary/glo...
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|---|---|
| hardening |
the formation of martensite resulting from the heating and quenching of certain iron-base alloys.
출처: www.niagaralasalle.com/products/reference/glossary...
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| hardness |
The measure of a stone
출처: www.zulumoon.com/glossary/H-glossary.htm
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| hardening |
Setting of concrete or mortar. May continue for months or years.
출처: www.gravestonepreservation.info/glossary.asp
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| hard water |
A water condition which has a lot of dissolved salts.
출처: www.aqualink.com/basic/zglossa.html
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