它的发病与黄疸型肝炎的前驱期相似.The onset of this disease may resemble the prodromal period of icteric hepatitis.采用硝酸铁、硝酸锌、柠檬酸制备前驱体,在不同加热温度与速率下制备锌铁氧体.The citrate sol - gel synthesis method has been used to prepare zinc ferrite.以硫酸钛作为前驱...
她仍然患有严重的胃痉挛，感觉疼痛、疲乏、抑郁。She continued to have severe stomach cramps, aches, fatigue, and depression.冠状动脉的肌肉痉挛可能导致心脏病。A muscular spasm in the coronary artery can cause a heart attack.缺镁会导致肌肉痉挛。A lack of magnesium causes mu...