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电源线与信号线同时布放时应遵守电源线与()的原则,电源线与信号线在同一个走线架上布线时,要求电源线与信号线之间的间隔距离大于3cm。
经过大量网上实际应用,T2100与T2000之间.T2000client与T2000server之间.T2000server与GNE(网关网元)之间的DCN带宽需求一般要求至少为()。
员工职业生涯中期的组织管理措施不包括( )。
傅里叶三角函数形式的频谱与复指数函数形式频谱描述不正确的是()
县级以上公安机关对非法入境和居留的外国人可以采取()的强制措施。
在制衣厂的车缝厂房内应配置哪种灭火器?()
捕获信号频谱,可用于频谱扫描、频谱分析和干扰分析等的仪表为()。
在非螺旋扫描方式中,超薄层扫描一般指层厚为
直肠术后采用高纤维膳食的意义在于()。
政券公司的天面上有避雷带保护和网络保护,但有四个卫星收发天线,不在保护范围以内,需加独立针行保护。已知避雷针位置距最远的接受天线为10m,并且卫星天线高4m,问需架设多高的避雷针,能够使卫星天线在其保护范围之内。
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