And in exchange, the fungus provides the tree with nutrients like nitrogen, phosphorus, calcium, sulfate, water, etcetera.

作为交换，真菌为树木提供氮、磷、该、硫和谁等养分。

The team described the rock as containing white veins that may have been created by the substance calcium sulfate.

研究小组描述，这块岩含有白色纹理，可能是由物质硫酸钙造成的。

By passing the smoke stack gases through a limestone slurry, the SO2 converts to an acid and then reacts with the limestone forming CaSO3, calcium sulfate.

通过使烟道气通过液，SO2 转化为酸， 然后与反应形成 CaSO3， 即硫酸钙。