《中国药典》(2000年版)规定制备标准缓冲液与供试品溶液的水应是新沸过的冷蒸馏水,其pH值是
A.RB.TC.F、D.d(hkl)E.θ
参考答案:D
忠于政府是国家行政人员的天职。()
The Audiolingual Method uses ______ as the main form of language presentation and drills as the main training techniques.