A hydrometer that includes a thermometer .

含有温度计的液体比重计。

Check s.g of support liquid with hydrometer .

用比重计检查支承液的比重。

Ltd. hydrometer ( shandong ) metering co.

山东荷德鲁美特表计有限公司。

A hydrometer used to determine the specific gravity of acid solutions .

酸液比重计用来测定酸液比重的液体比重计。

Measurement of the density of milk using a hydrometer - methods .

用流体比重计测定牛奶的密度。