气动绞车所用滑轮规格应为()kN。A.10 B.20 C.50 D.60 发布时间:2020-02-07 09:20 │ 来源:www.tikuol.com 题型:单项选择题 问题: 气动绞车所用滑轮规格应为()kN。A.10B.20C.50D.60
题型:单项选择题 — Shall I give you a ride as you live so far away? — Thank you. . [ ]A. It couldn't be better B. Of course you can C. If you like D. It's up to you 查看答案
题型:单项选择题 男,30岁,上腹疼痛3小时。其于晚餐后突发上腹剧痛,迅速波及全腹,伴恶心、呕吐。查:腹稍胀,全腹有肌紧张、压痛和反跳痛,以上腹为重。叩诊肝浊音界消失,听诊肠鸣音弱。化验:白细胞15.2×109/L,中性粒细胞85%,淋巴细胞15%。最可能的诊断是()。A.阑尾炎穿孔,腹膜炎B.胆囊炎穿孔,腹膜炎C.急性出血性胰腺炎D.胃、十二指肠溃疡穿孔E.肠扭转 查看答案