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[国外标准] 2 Pfg 2750-09-20 Requirements for cables with improved water resistance for installation in photovoltaic-systems

P:2023-08-29 14:46:24

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commitment - 委托事项, 许诺, 承担义务 (0) 投诉

P:2023-09-05 13:19:44

2

insulation temperature - 绝缘温度 (0) 投诉

P:2023-09-06 07:35:59

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lashing wire - 挂线(架空电缆的);扎线(线芯的) (0) 投诉

P:2024-04-26 11:00:34

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300金币,是个狠人

FAST - Fully Interactive Atomic Spectroscopy Training全交互原子光谱学训练 (0) 投诉

P:2024-05-16 11:49:59

5

sine wave spark testing - 正弦波火花检验 (0) 投诉

5


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