英语词汇upper level loading怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

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?上装
公布中文名称：上装英文名称：upper level loading 定义：挖掘设备站立水平低于与其配合的运输设备站立水平进行的采装作业。应用学科：煤炭科技（一级学科）；煤矿开采（二级学科）；露天开采（二级学科）

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Simple and reliable control is conducted by PLC in lower level, and by adopting virtual instrument in upper level for complex loading control.
下位机采用PLC进行简单可靠控制，上位机采用虚拟仪器进行复杂的加载控制。
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The lower-level problem is to maximize the loading margin under a load change direction and the upper-level problem is to find the closest critical point subject to the constraints of load change.
下层问题求解某个负荷变化方向上的最大负载裕度，上层问题考虑负荷变化方向的约束，寻找最近的电压稳定临界点。

单词	upper level loading
释义	upper level loading 简明释义上装网络释义 1 ?上装公布中文名称：上装英文名称：upper level loading 定义：挖掘设备站立水平低于与其配合的运输设备站立水平进行的采装作业。应用学科：煤炭科技（一级学科）；煤矿开采（二级学科）；露天开采（二级学科）双语例句 1 Simple and reliable control is conducted by PLC in lower level, and by adopting virtual instrument in upper level for complex loading control. 下位机采用PLC进行简单可靠控制，上位机采用虚拟仪器进行复杂的加载控制。 2 The lower-level problem is to maximize the loading margin under a load change direction and the upper-level problem is to find the closest critical point subject to the constraints of load change. 下层问题求解某个负荷变化方向上的最大负载裕度，上层问题考虑负荷变化方向的约束，寻找最近的电压稳定临界点。
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