摘要: 晚期妊娠者可出现P-R间期缩短,其机率明显高于正常人群.现报告如下.1资料与方法1.1对象观察组(A组)3 008例,均系随机选择的199年12月~2003年12月来我院就诊的晚期妊娠者,年龄24~40岁,排除了心肌炎,先天性心脏病,风湿性心脏病变等,并做健康查体心肺正常,血,尿常规正常,肝,肾正常.关键词:...
PROBLEM TO BE SOLVED: To enhance reliability and durability of a fuel injection valve.;SOLUTION: Mixed fuel is formed of which a fluid to be mixed fed from a tank for the fluid to be mixed is mixed in liquid fuel fed from a fuel tank and the fluid to be mixed is not in a supercri...
摘要: RF810一种优于RF510的万能的通用编程测试器,除了能对常规的EPROM,FLASHROM,EEPROM,可编程逻辑阵列(PLD),微处理器(MCU)进行编程外,还能对常用的TTL74/54系列,CMOS40/45系列的集成电路进行功能测试,未知型号查找.可对数十厂家,千余种单片机编辑等. RF810编程器WINDOWS版软...