介绍ss8型电力机车变流装置负荷试验实时检测系统的电路组成、功能特点、主要技术参数及应用效果。
The circuit composition, functional characteristics, main parameters and application effects are presented for the real-time detecting system for converter load test of SS8 electric locomotive.
高频疲劳试验机属于金属材料试验机，是一种主要用于测定金属及其合金材料在室温状态下的拉伸、压缩或拉压交变负荷的疲劳性能试验的机器。
High-frequency fatigue tester, which belongs to metal material tester, is used to measure the fatigue performance of drawing, compressing of metal material and its alloy in room temperature condition.
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。
The simulative variable load food test chamber is designed according to the constant change of heat load in the process of food refrigeration.
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