富集因子法
参考答案:是用于研究大气颗粒物中元素的富集程度,判断和评价颗粒物中元素的天然来源、人为来源。
第二卷(共35分)
第一节单词填空 (共10小题满分10分)
J="Jean " T=Tom
T: Hi, Jean. Where have you been?
J: I went to the (76) c_____ to have seen a film.
T: Oh, how (77) a_____ the film?
J: Fantastic! It (78) t____ a story of a little monkey (79) w____ mother died.
T: How (80) t_____! What’s up then?
J: The little monkey (81) e_____ a lot of dangers and was (82) a____ killed in an accident.
T: That is life. I (83) t____ the ending must be good.
J: You are (84) r_____.
T: I’d like to see the film (85) m_____.
患者不宜使用胰岛素治疗的是()
A.糖尿病合并脑血管意外
B.糖尿病合并急性心肌梗死
C.糖尿病合并重症感染
D.肥胖糖尿病患者饮食控制和运动疗法不佳
E.糖尿病需急症手术