The light bulb has a resistance of 120 ohms.灯泡有120欧姆的电阻.When resistance in the circuit exceeds 230 ohms, the reading is not completely dependable.网路电阻超过230欧姆时，读数就完全不准了。We shall take the typical emitter - to - base resist...
There lied interaction between probiotics and acidifier on improving the serum IgG level ( P & lt; 0.05 ).酸化剂、益生素和寡糖合用较对照组和单独添加降低大肠杆菌数量,较单独使用降低淋巴细胞转化率,但差异不显著 ( P & gt; 0.05 ).The doctor said the problem lied in its forel...