兆欧表的接线方法() ["接线柱有三个:L、E、G。","测电缆的芯线与外壳的电阻时,L与芯线相连,E与外壳相连。","G与表面绝缘相连,以排除表面泄漏电流对测量结果的影响。","测电缆的芯线与外壳的电阻时,E与芯线相连,L与外壳相连。"]
护理科研论文的摘要书写不包括()。 ["目的","病例介绍","结果","结论"]
以下经济学家曾对税收原则作过阐述的有() ["威廉•配第","攸士第","亚当•斯密","萨伊","瓦格纳"]
受托单位按照税务机关核发的代征证书的要求,以税务机关的名义向纳税人征收零散税款的税款征收方式是()。 ["定期定额征收","代扣代缴","委托代征税款","代收代缴"]
抽油机地脚螺栓螺母拧紧后,螺栓外露螺纹()扣。 ["3~9","2~5","4~10","6~12"]
物料罐切水时应注意什么?