қаттылық (қаттылық шкаласы)

қаттылық (қаттылық шкаласы)

The ability of a stone or mineral to resist scratching. Hardness is measured from 1-10, 10 (diamonds) being the hardest.

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品詞: 名詞
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産業/ドメインジュエリー
カテゴリジュエリー全般
Company: Kay Jewelers
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қаттылық шкаласы

ジュエリー; ジュエリー全般

The scale used to measure the degree to which a stone or mineral is resistant to scratches. Hardness is measured from 1-10, 10 (diamonds) being the hardest.

карбонаттық қаттылық

化学; 化学全般

Water hardness due to the presence of calcium and magnesium carbonates and bicarbonates. The "noncarbonate hardness" is due mostly to calcium and magnesium sulfates, chlorides, ...

уақытша қаттылық

化学; 化学全般

The component of total water hardness that can be removed by boiling the water. Ca(HCO3)2 and Mg(HCO3)2_ are responsible for temporary hardness.

қаттылық сынауы

化学; 分析化学

A test to determine the calcium and magnesium content of water.

тұрақты қаттылық

化学; 化学全般

Water hardness that remains after boiling the water, mainly due to dissolved calcium sulfate. Chlorides also contribute to permanent hardness.

эко-шик

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кинетикалық

ジュエリー; ジュエリー全般

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seiko кепілдігі

ジュエリー; ジュエリー全般

Seiko offers a worldwide watch warranty for the first year after the original date of purchase. The second and third years are valid for watches serviced in the United States. ...

балық аулау ілмегі сияқты қысқыш

ジュエリー; ジュエリー全般

Also called a Hook and Eye Clasp, this fastener has a hook on one end of the chain and a metal loop on the other. The hook fits through the loop to keep the chain together.