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【单选题】
按蚊属蚊卵的特征是 ( )A.
纺锤形，单个散开，沉于水底
B.
纺锤形，有浮囊
C.
舟形，有浮囊，浮于水面
D.
橄榄形，散产，沉于水底
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【简答题】This B/E is normally drawn by the exporter and is presented together with shipping documents. The drawer may be a company or a person. The drawee may also be a company or a person.
【单选题】关于毛果芸香碱对眼调节作用的叙述，正确的是
A.
睫状肌收缩、悬韧带放松、晶状体变扁平
B.
睫状肌收缩、悬韧带拉紧、晶状体变扁平
C.
睫状肌收缩、悬韧带放松、晶状体变凸
D.
睫状肌松弛、悬韧带放松、晶状体变凸
E.
睫状肌松弛、悬韧带拉紧、晶状体变扁平
【简答题】title documen__________(翻译)
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