Heating and cooling短语³⁵⁹²⁷ 基本例句 供热制冷 The company is initially concentrating on biofilms that Lu says can corrode water pipes and block heat transfer in heating and cooling systems, decreasing energy efficiency by up to 80 percent. 公司最初专注于攻克生物膜问题，卢说这些生物膜可以侵蚀水管，阻断空调系统的冷热交换，减少80%的能源效率。 yeeyan