“polar indication”的概念、定义、翻译、参考文献-科学参考

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单词	polar indication
释义	polar indication 极性指示
随便看	stand alone utility stand-alone word processing equipment stand-alone word-processing system Stand and P & I Club standard standard absorber standard absorption costing standard acceleration of free fall standard account standard acid standard acoustic signal standard actinometer standard addition method standard adjustable wrench standard adjustment standard advanced base units standard agricultural tractor standard air standard air-actuated brake standard air capacitor standard air density standard air leak rate standard air munitions package standard alcohol standard alkali solution