患者女，28岁，因颜面、双下肢水肿1年，腹胀1个月就诊。既往体健，但结婚5年未孕。查体：体温36.5℃，轻度贫血貌，心、肺（－），腹部膨隆，无压痛，肝、脾未及，移动性浊音（＋），双下肢轻度水肿。根据腹腔积液检查结果，并结合病史和常规检查，可能参与患者腹腔积液形成的疾病（）（提示：腹腔积液检查显示外观白色微混，细胞总数1800/μl，白细胞700/μl，单核0.90，比重1.012，黎氏试验（－），总蛋白1.8g/L，清蛋白0.8g/L，找抗酸杆菌和瘤细胞均（－）。）
A. 肝硬化
B. 肾病综合征
C. 结核性腹膜炎
D. 缩窄性心包炎
E. 小肠淋巴管扩张症
F. 蛋白丢失性胃肠病
G. 肿瘤腹膜转移
H. 腹膜后纤维化
I. 腹腔黏液瘤
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某鸡场鸡只出现呼吸困难，咳嗽，有黏液性鼻液，常表现为伸头，张口呼吸，并发出咯咯的喘鸣声或尖叫声。嗉囊内有大量积液，倒提时这些液体（酸臭）从口出流出，部分鸡只因昏迷而死亡。剖检病变：嗉囊内充满大量黄色酸臭液体及气体。腺胃粘膜高度水肿，其乳头或乳头间有出血点和溃疡；腺胃和肌胃交界处出血明显：肠外观可见紫红色枣核样肿大的肠淋巴滤泡；盲肠扁桃体肿大，出血，坏死；其他病变不明显。根据以上临床症状和剖检病变可初步诊断为（）
A. 禽流感
B. 鸡传染性法氏囊病
C. 鸡新城疫
D. 真性鸡瘟
E. 禽霍乱
轧制板带钢影响辊型的主要因素有（）
A. 轧件变形抗力大
B. 轧辊弯曲变形
C. 轧辊磨损不均匀
D. 轧辊受热膨胀
所有的菌类和藻类共生均能形成地衣。
A. 正确
B. 错误
Which two statements about sequences are true? （）
A. You use a NEXTVAL pseudo column to look at the next possible value that would be generated from a sequence, without actually retrieving the value.
B. You use a CURRVAL pseudo column to look at the current value just generated from a sequence, without affecting the further values to be generated from the sequence.
C. You use a NEXTVAL pseudo column to obtain the next possible value from a sequence by actually retrieving the value from the sequence.
D. You use a CURRVAL pseudo column to generate a value from a sequence that would be used for a specified database column.
E. If a sequence starting from a value 100 and incremented by 1 is used by more then one application, then all of these applications could have a value of 105 assigned to their column whose value is being generated by the sequence.
F. You use REUSE clause when creating a sequence to restart the sequence once it generates the maximum value defined for the sequence.
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