) makes us cool in summer and warm in winter. Such a machine must be hard to make, right? Students from Northwood Middle School in the US decided to 1 some by themselves. After a week-long lesson on heating and cooling, about 230 students at Northwood were 2 a challenge: to ...
1 An air-conditioner (空调) makes us cool in summer and warm in winter. Such a machine must be hard to make, right? Students from Northwood Middle School in the US decided to some by themselves. After a week-long lesson on heating and cooling. about 230 students at Northwood were a ...
However, a middle school 1 to ask its students to make some by themselves. Teachers gave the lessons on heating and cooling to support the challenge. In the whole process, students were 2 to do all the tasks on their own. The challenge might show how 3 the students were....
【小题1】根据“An air conditioner(空调) makes us cool in summer and warm in winter. ”可知空调使我们夏天凉爽,冬天温暖。故填 The air conditioner makes us cool in summer and warm in winter.【小题2】根据“After a week-long lesson on heating and cooling”可知供暖和制冷课程持续了一周,故填...
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结果1 题目 A central heating and cooling ___ products warm or cool air in one central area and disting. test it throughout the building A. utility B. method C. system D. resource 相关知识点: 试题来源: 解析 C. system 反馈 收藏 ...
PURPOSE: An airconditioner for heating and cooling is provided to distribute warm air and cool air produced in a cabinet selectively to rooms. CONSTITUTION: The air conditioner for heating and cooling comprises; a cabinet(10) having a heat indoor discharge port(14), an evaporating heat indoor ...
large buildings, but most can be classified into one of four main categories. One type, direct refrigerant sys- tems, are heating and cooling systems that respond di- rectly to the needs of individual zones. The other three, all-air, air and water, and all-water systems, produce ...
A central heating and cooling ___ produces warm or cool air in one central area and distributes it throughout the building.//accomplish; // self-sufficient; // utility; //agent; // whatsoever; // system; //adjustment; // organic; // slow down; //set about; // consist of; // ...