干燥剂，脱水剂一种对水有很强吸附性的物质，常用作干燥剂例如：氧化钙，锗化硅等收藏。
A substance, such as calcium oxide or silica gel, that has a high affinity for water and is used as a drying agent.
干燥剂，脱水剂：一种对水有很强吸附性的物质，常用作干燥剂例如：氧化钙，锗化硅等。
A substance, such as calcium oxide or silica gel, that has a high affinity for water and is used as a drying agent.
干燥剂，脱水剂：一种对水有很强吸附性的物质，常用作干燥剂例如：氧化钙，锗化硅等。
A substance, such as calcium oxide or silica gel, that has a high affinity for water and is used as a drying agent.
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