基本解释[机械工程]跌落试验英汉例句双语例句A test facility has been constructed for the fall-down test of high-temperature sphere into the water.建造了高温炉下落小球实验装置，并进行了高温小球落入水中的实验。词组短语短语Fall -down impact test 冲击测试专业释义机械工程跌落试验