捏脊的功效有()。 ["消食积","健脾胃","通经络","止咳嗽"]
麦田整地质量标准要求达到深、透、()、平。 ["粗","软","细","净"]
足三里穴的功效有()。 ["疏肝理气","强壮体质","健脾益胃","补肾益气"]
变压器巡视要点有哪些() ["检查高压跌落熔断器、避雷器、变压器高压侧绝缘护套是否完整","变压器有无渗、漏油现象,油温(85度以下)、油位是否正常,配变有无异声、异味","排查配变负载率是否80%以下,各个电气连接点有无锈蚀,过热和烧损现象","变压器分接开关指示位置是否合理,变压器接地是否牢固可靠"]
()故障不是YL12丝束开松机旁通式鼓风机的常见故障。 ["流量减少","叶轮折断","震动增大","压力减小"]
税率