对柴油加氢精制装置加氢反应器在配管方面的设计特点和注意事项进行了探讨，以便减少设计错误，提高设计质量。
The design characteristic and notice were probed into in piping of the hydrogenation reactor of diesel hydrotreating plant, in order to decrease design mistakes and increase design quality.
数码涡旋空调系统由室内机、冷媒配管和遥控装置等组成。
The digital scroll air conditioning system is consisted of indoor unit, outdoor unit, refrigerant pipe and remote control equipment.
该装置采用低廉ccd摄像机，配以可见和红外发光二极管组成。
The device used the cheap CCD camera and visible light led and infrared ray led.
应用推荐