6 sentences

1. 工人正在铺水泥地面。

   gōng​rén zhèng​zài pū shuǐ​ní dì​miàn.

   The workers are paving the cement floor.

   Source: Dong Chinese Dictionary

2. 工人们向模具里灌注水泥。

   gōng​rén men xiàng mú​jù lǐ guàn​zhù shuǐ​ní.

   Workers are pouring cement into the molds.

   Source: Dong Chinese Dictionary

3. 工人正在按照比例给水泥配料。

   gōng​rén zhèng​zài àn​zhào bǐ​lì gěi shuǐ​ní pèi​liào.

   The workers are mixing the ingredients for the cement according to the ratio.

   Source: Dong Chinese Dictionary

4. 刚修好的水泥路面需要洒水养生一周。

   gāng xiū​hǎo de shuǐ​ní lù​miàn xū​yào sǎ​shuǐ yǎng​shēng yī zhōu.

   The newly paved concrete surface needs to be sprinkled with water for a week for curing.

   Source: Dong Chinese Dictionary

5. 他拿着一颗玻璃弹，在水泥地上滚来滚去。

   tā ná zhe yī kē bō​li dàn, zài shuǐ​ní dì​shang gǔn lái gǔn qù.

   He was rolling a glass marble around on the concrete floor.

   Source: Dong Chinese Dictionary

6. 建筑工地上，巨大的搅拌机正在混合水泥。

   jiàn​zhù gōng​dì shàng, jù​dà de jiǎo​bàn​jī zhèng​zài hùn​hé shuǐ​ní.

   At the construction site, a huge mixer is mixing cement.

   Source: Dong Chinese Dictionary