事物发展的源泉在于()。 ["事物的内部矛盾","普遍性和特殊性","事物之间的相互作用","外力的推动"]
社区护士指导慢性阻塞性肺疾病病人做腹式呼吸时,吸气与呼气的时间比为() ["1:1","1:1.5","1:2或1:3","2:1或3:1","1.5:1"]
原始的论著或在期刊上发表的研究报告属于:() ["零次文献","一次文献","二次文献","三次文献","四次文献"]
叙词语言是一种()。 ["先组式规范语言","后组式规范语言","后组式非规范语言","先组式自然语言"]
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急性胰腺炎