Je was op zoek naar: 降温 (Chinees (Vereenvoudigd) - Engels)

取暖；降温
heating; cooling

自然系统既复杂又是非线性的，并且涉及气候变异(降温-升温效应)。
natural systems were complex and non-linear, and involved climate variability (cooling - warming effect).

帐篷应有室内地面，可酌情满足室内取暖和降温需要；
tentage includes flooring and the ability to heat and cool, as appropriate;