Abstract : hydrogen and oxygen solubility in molten copper , condition of gas - absorption during smelting of pure coper , mechanism of gas hole formation , gas hole appearance on worked material and measure to gas absorption prevention have been briefly described 文摘:論述了氫和氧在銅液中的溶解能力、熔鑄紫銅時的吸氣條件、氣孔形成的機(jī)理、氣孔在加工型材上的表現(xiàn)、防止吸氣的措施等。