能杀虫疗癣的药物是（） ["使君子","雷丸","槟榔","贯众","苦楝皮"]
日本血吸虫对畜禽的感染阶段是（） ["尾蚴","雷蚴","胞蚴","囊蚴","毛蚴"]
属于钙通道阻滞剂的是（） ["胺碘酮","普罗帕酮","维拉帕米","异丙肾上腺素","倍他洛尔"]
犊牛感染牛新蛔虫的途径是（） ["经皮肤感染","经胎盘感染","接触感染","自体感染","经口感染"]
不属于拱桥支架施工常见质量控制点的是（） ["支架基础承载力控制","拱架加载控制","卸架工艺控制","砌体强度控制"]
物料管理有几种状态标志？
