[问答题,简答题] 什么是电动机启动转矩倍数？

漏斗胸常合并（） ["先天性心脏病","上肢畸形","下肢畸形","头颅畸形","智力障碍"] 可以通过肺泡孔直接在气道内播散的是（） ["鳞癌","腺癌","大细胞癌","小细胞癌","肺泡细胞癌"] 决定冠状动脉搭桥术依赖下列哪项检查（） ["心脏磁共振成像","心脏CT","冠状动脉造影","心电图","彩色超声心动图"] 何谓过载能力？ 结节型肺泡细胞癌的X线表现是（） ["片状阴影","多有空洞","类似肺炎","常伴有肺叶不张","与周围型肺癌相似"] 什么是电动机启动转矩倍数？