n.膨胀计...

And the excess volume of toluene - pyridine was measured with the dilatometer.并用此膨胀仪测定了甲苯 - 吡啶体系的过量体积....

dilatometer的音标：dilatometer的英式发音音标为：[ˌdɪlə'tɒmɪtə]dilatometer的美式发音音标为：[ˌdaɪlə'tɒmɪtə]...