A combination of over four years of work experience in the trade and some college or industry courses in heating systems installation and repair is usually required for trade certification.
通常需要四年的行业内工作经验，和大学或供暖系统的安装和维修行业的课程组合，才有资格获得行业认证。
Provide your customers with a quality installation using hydronic components you know you can depend on heating season after heating season.
提供进行优质安装所需的液体循环加热部件，在供暖季节到来后，可以安心地享受了。
The experimental installation include a fluid bed reactor and other subsidiary units of heating, separation and controlling.
实验装置包括加热、反应、分离和控制等部分。
The utility model relates to a device for disassembling a coupling through electric heating, which belongs to the machinery installation and maintenance field.
本实用新型涉及机械安装及维修领域，特别是一种电加热拆卸联轴器的装置。
According to a staff of factory floor to the water cycle geothermal heating installation floor heating methods, the most critical aspect is the handling of pre-installation on the ground.
据一家地板厂家的工作人员介绍，以水循环供热的地热采暖方式的地板安装，最关键的环节是安装前地面的处理。
The paper gives a more simple and convenient method designing water heating system and suggests approach to improve installation of system and to enhance the syst...
提出了此种系统更为简便的设计计算方法，并指出了改进系统装置、提高系统热性能的某些途径。
The paper gives a more simple and convenient method designing water heating system and suggests approach to improve installation of system and to enhance the system performan...
提出了此种系统更为简便的设计计算方法，并指出了改进系统装置、提高系统热性能的某些途径。
The beatable brick bed is the main installation of living house of wider village in the North of China, possessing many functions, for example, cooking, heating and having a rest on it.
火炕是北方广大农村家庭居室中主要设施兼具灶事、取暖及供人们休息等多种功能。
Heating cable floor heating, and the heating cable is composed of a temperature control panel component, system installation is simple.
发热电缆地暖，是由温控面板和发热电缆组成，系统安装简便。
The paper gives a more simple and convenient method designing water heating system and suggests approach to improve installation of system and to enhance th...
提出了此种系统更为简便的设计计算方法，并指出了改进系统装置、提高系统热性能的某些途径。
The paper gives a more simple and convenient method designing water heating system and suggests approach to improve installation of system and to enhance th...
提出了此种系统更为简便的设计计算方法，并指出了改进系统装置、提高系统热性能的某些途径。
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