马克思主义哲学的基本特征是它的（）。 ["科学性","革命性","实践性","系统性","群众性"]
电控制动防抱死系统由（）组成。 ["车轮速度传感器","电孔单元","制动元件","液压调节系统"]
下列诗句所反映的商业现象，按出现的先后排序应为（）。 ①“东市买骏马，西市买鞍鞯。” ②“平遥生意通天下，票号风云卷聚财。” ③“柳梢挂月黄昏后，夜市张灯白昼然。” ④“辉煌金碧店悬牌，洋字洋名一律揩。” ["①②③④","①③②④","①④③②","②③①④"]
以下（）措施有利于提高观测吃水的精度。 ["利用员板，绳梯或小艇使观测者与水尺的观测位置尽可能接近","观测者视线与水面的角度可能减小，观测者视线应尽可能与曲面表面垂直","携小尺至水尺的水线处，量取小线的确切位置","以上均是"]
Which statement correctly describes the Cisco implementation of RSTP？ （） ["PortFast， UplinkFast， and BackboneFast specific configurations are ignored in Rapid PVST mode.","RSTP is enabled globally and uses existing STP configuration.","Root and alternative ports transition immediately to the forwarding state.","Convergence is improved by using sub-second timers for the blocking， listening， learning， and forwarding port states."]
如何建立隐藏的共享文件夹？
