Examples (1-3 of 3)

The minerals, calcium, and sulfur were at the bottom of the ocean.

矿物质、钙以及硫磺均存在于海洋底部。

Calcium-rich substrates dissolve into the water increasing the hardness.

钙含量丰富的物质溶于水中，增加了水的硬度。

The costs of reducing hardness depend on the relative amounts of calcium and magnesium compounds that are present.

降低硬度的成本取决于钙及镁化合物的相对含量。