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[问答题,简答题] 真空罐底安装漏钢报警的热电偶的优点是什么?

属于苯烷胺类选择性钙离子通道阻断药是() ["硝苯地平","维拉帕米","普尼拉明","哌克昔林","氟桂利嗪"] 用汽油一空气吹管熔金器熔化中熔合金时,熔化金属的最佳火焰层是() ["混合焰","燃烧焰","还原焰","氧化焰","还原焰及氧化焰"] 下列驱钩虫药不宜应用的是() ["吡喹酮","左旋咪唑","氟苯咪唑","阿苯达唑","甲苯达唑"] 先天性心脏病动脉导管未闭者肺动脉压估计方法为() ["动脉导管分流压差+肺动脉瓣反流压差","动脉导管分流压差+三尖瓣反流压差","动脉导管分流压差+右房压","动脉导管分流压差+肺动脉瓣反流压差=肺动脉舒张压动脉导管分流压差+三尖瓣反流压差","肱动脉收缩压-动脉导管收缩期分流压差=肺动脉收缩压肱动脉舒张压-动脉导管舒张期分流压差=肺动脉舒张压"] 我国农村钩虫病的感染途径主要是() ["消化道食入","呼吸道吸入","输血输液","农田作业经皮肤或黏膜侵入","常生活接触"] 真空罐底安装漏钢报警的热电偶的优点是什么?
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