题型:问答题 简答题 Many college graduates are willing to start online shops to get over the period ________ they have difficulty finding a satisfactory job. A.whereB.when C.whichD.that 查看答案
题型:问答题 简答题 消火栓井内供水主管底部距井底不应小于0.2m,消火栓顶部至井盖底距离最小不应小于0.2m,冬季室外温度低于()的地区,地下消火栓井口需作保温处理。A.0℃B.-5℃C.-10℃D.-20℃ 查看答案