... 加热试验heating test 冷冻试验refrigeration test 含皂量saponified matter content ...
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... 制冷装置：refrigeration equipment 制冷试验：refrigeration test 制冷式除湿器：refrigeration type dehumidifier ...
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Based on the thermoelectric refrigeration principle and PID parameter self-tuning control technique, a temperature controller for semiconductor laser's environment test is designed.
基于热电制冷原理和PID参数自整定理论，本论文设计了一种半导体激光器环境的温度控制仪。
The simulative variable load food test chamber is designed according to the constant change of heat load in the process of food refrigeration.
针对食品冷冻冷藏过程中货物热负荷不断发生变化的情况，设计了模拟变负荷食品试验箱。
Design for a cascade refrigeration system is optimized with respect to the life and reliability of the test facility.
为了满足试验设备的长寿命性能，对复叠制冷系统进行了可靠性设计。
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