“lead-free solder”的概念、定义、翻译、参考文献-科学参考

单词	lead-free solder
释义	lead-free solder Encyclopedia 工学锡合金释 lead-free solder无铅焊料铅含量低于0.1%的软钎料。广义上指不添加铅、银、镉等有害元素的软钎料。
随便看	spin statistics theorem spin-statistics theorem spin stiffness spin structure spin supercurrent spin susceptibility spin symmetrization spin system spin temperature spin test in vertical wind tunnel spinthariscope spin tickling spin transfer torque spin-transfer torque spin transfer torque effect spin transfer torque magnetic random access memory spin-transfer-torque magnetoresistive random-access memory spin-transfer torque random access memory spin-transfer torque random access memory, STTRAM spin transistor spin transistors spin transport spin trap spin trapping spin trapping technique

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