化学

• 使沉淀；使从溶液中分离：

机械工程

• 沉淀

  Preparation of sulfur nanoparticles with the decomposition of polysulfide. The sulfur nanoparticles were prepared by using sulfur powder as original material, acetic acid as precipitating agent, and the amino acids as the surface modifier.

  2.多硫化钠分解制备纳米硫以硫粉与硫化钠为起始原料,采用乙酸为沉淀剂,氨基酸作表面修饰剂制备纳米硫粒子。

地球科学

• (水汽等)凝结(成雨、露、雪等)：

• 凝结物(如雨、雪、露水等)

• 使(水蒸气)凝结：

物理学

• (水汽等)凝结(成雨、露、雪等)：

• 凝结物(如雨、雪、露水等)