Ground connection for an integrated chip. Dot can be shown or hidden.
集成芯片的接地。可显示或隐藏圆点。
Studied area of ground water system is usually a ralaction integrated valley of ground water.
地下水系所研究的范围通常是一个相对完整的地下水流域。
Studied area of ground water system is usually a ralaction integrated valley of ground water.
地下水系所研究的范围通常是一个相对完整的地下水流域。
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