sand detector 中文意思是什麼
sand detector
解釋
測砂器-
We can imagine a seismic detector being bombarded by myriads of grains of sand.
我們可以想像檢波器受幾萬個砂粒沖擊的情景。 -
Development and application of thermal - expansion detector for casting sand
鑄造用砂熱膨脹測定儀的開發與應用
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