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《国家电网公司关于设备和建筑保持同寿命的文件》

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再调到平衡后,读标度盘的刻度,乘倍率就得所测的电阻值。注意电流探针的接线长度为40m,电位探测的接线长度为20m。

Paris, France.
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  • Duration : 10 Days

经历了上世纪90年代的电力私有化改革后,“各自为政”的私有电力公司缺乏积极性去对深埋地下的线路进行大改造。即使他们深知对电网设备进行现代化、智能化改造非常迫切,但面对庞大的工程、

Los Angles, USA.
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  • Duration : 10 Days

“我们在架空直升机检查中发现,我们遇到了一些需要立即解决的设备问题,”SCE公司传播媒体顾问Mary Ann Milbourn上个月写了Town Crier。 “结果,我们无法提供任何通知。”

Agra, India.
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  • Duration : 10 Days

门票仅为约翰凯恩竞技场的49美元,与2020年的地面通行证相同; Rod Laver Arena开始价格与2020年,每天62美元,晚上65美元;虽然MCA开始价格从2020年下降,但在日间课程中只需56美元,晚上60美元。

Paris, France.
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  • Duration : 10 Days

Enjoy The Trip

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Popular Destinations

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China

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Malaysia

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Japan

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Singapore

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