变压器的并联运行条件是 联结组别相同、 () 、短路电压的百分比相同 。
参考答案:变比相同
根据下面的英文提示,结合生活中的实例,谈谈你对失败的看法。
In fact ,there aren't always bright sunshine and gentle breeze, birds' singing and flowers fragrant in our daily life . We have so many failures and hardships that someone will be disappointed and give up the hope of success, but life is what you make it.
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以下关于反应型供应链说法不正确的是( )。
A.反应型供应链强调生产上配置富余的缓冲能力B.反应型供应链要求整个供应链的库存量最低C.反应型供应链强调延迟生产战略的使用D.反应型供应链比较适用于创新性产品的供应链设计