dial test set 中文意思是什麼
dial test set
解釋
撥號盤測試器-
The test set comprises a hand operated pneumatic folding pump, capable of supplying pressure or vacuum with analog dial gauges to indicate pressure / vacuum levels
整套測試儀包括一隻手動折疊氣泵,壓力管或真空管,並帶有顯示器以顯示壓力/真空水平。
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