关于小导管注浆的说法，错误的是（）。 ["在软弱、破碎地层中凿孔后易塌孔时，必须采用超前小导管支护","超前小导管必须配合钢拱架使用","在条件允许时，可以在地面进行超前注浆加固","在有导洞时，可在导洞内对隧道周边进行径向浇筑加固"]
The administrator of a Power 595 server is required to concurrently host LPARs for two different customers. Both customers’ LPARs have the same VLAN ID and subnet range， but their traffic must be isolated from each other. Which feature within the system would provide this functionality？（） [" 802.1Q"," Virtual switch"," Logical Host Ethernet （LHE） Adapter"," Shared Ethernet Adapter （SEA） Trunking"]
原料预热炉温度，是使用（）温度与燃料气流量或压力，进行串级控制的 ["原料预热炉对流段入口","炉膛","脱硫反应器入口","原料预热炉原料出口"]
桥梁护网结构形式不包括（） ["电焊网","SNS主动防护网","钢板网","实体网"]
简述统计法基本原则的特征和内容。
钻井液的功用？
