thermal cracking短语¹⁴⁴⁹⁷²⁺² 基本例句 加热分裂,热裂化 At the lower temperatures, intergranular thermal cracking is the main thermal cracking for Beishan granite. 在较低温度时,北山花岗岩热开裂以沿颗粒热开裂为主;202.127.156.16 Natural gas in these basins is primarily thermal cracking gas from liquid hydrocarbons. 盆地的气源以液态烃的裂解气为主。 cnki