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On requirements of grounding shielding enclosure, using good solderability of metallic material or layer of ammonium.
对要求接地屏蔽的外壳，应用可焊性好的金属材料或铵层。
youdao
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On requirements of grounding shielding enclosure, using good solderability of metallic material or layer of ammonium.
对要求接地屏蔽的外壳，应用可焊性好的金属材料或铵层。
youdao