3 sentences for 水箱 (shuǐ​xiāng — water tank)

1. 这个水箱的容积是五十升。

   zhè gè shuǐ​xiāng de róng​jī shì wǔ​shí shēng.

   The capacity of this water tank is fifty liters.

   Source: Dong Chinese Dictionary

2. 这个水箱能装十立方米的水。

   zhè gè shuǐ​xiāng néng zhuāng shí lì​fāng​mǐ de shuǐ.

   This water tank can hold ten cubic meters of water.

   Source: Dong Chinese Dictionary

3. 楼顶上的不锈钢水箱需要定期清洗。

   lóu​dǐng shàng de bù​xiù​gāng shuǐ​xiāng xū​yào dìng​qī qīng​xǐ.

   The stainless steel water tank on the roof needs to be cleaned regularly.

   Source: Dong Chinese Dictionary