anti-settling agent

例句：

1. 1.The anti-settling agent is effective in reducing soil erosion.
   这种抗沉降剂能有效减少土壤侵蚀。
2. 2.The construction of the new bridge will require the use of anti-settling agents.
   新建桥梁的建设将需要使用抗沉降剂。
3. 3. The engineer used a special anti-settling agent to prevent the concrete from cracking.
   工程师使用了一种特殊的抗沉降剂来防止混凝土开裂。