【单选题】临床上,注射用的生理盐水浓度为0.9%,应用的是无机盐能( )的功能
【判断题】人类不能合成自身所需要的维生素 C ,必须从饮食中获得。
【判断题】If a word ends with a short vowel sound plus a consonant, and the stress is on the last syllable, then the final consonant is doubled if you add an ending which starts with a vowel.
【单选题】制作人的口腔上皮细胞临时装片时,要将标本放于浓度为0.9%的生理盐水中。这主要是为了:
【简答题】Find a synonym to replace the words in the sentence in bold WITHOUT changing the meaning! Ensure that the word you replace it with is grammatically correct in the sentence. "The health impacts from th...
【单选题】生理盐水是浓度约为0.9%的氯化钠溶液,现用1000g生理盐水给某病人输液,进入病人体内的氯化钠质量约为( )
【单选题】下列关于生理盐水浓度0.9%正确的是( )