例句與造句

1. Low alkalinity, he explained, can be increased by adding a pH increaser, such as common baking soda, while high alkalinity can be reduced by adding acids, which are the chemicals in pH decreasers.
2. "This is in range with proper pH levels for your pool, " he said, explaining that the proper pH range _ 7.2 to 7.8 _ can be obtained by adding to the water chemicals known as pH increasers or pH decreasers, which are available at pool stores and home centers.
3. It's difficult to find decreasers in a sentence. 用decreasers造句挺難的