为什么寒冷地区先做完勒脚钸面再做散水？
肾综合征出血热的传播途径包括（） ["呼吸道传播","消化道传播","输血传播","虫媒传播","垂直传播"]
What following is not among the function of SOLAS ships?（） ["receive shore-to-ship distress alerting","transmit ship-to-shore distress alerting","receive message for public correspondence","transmit and receive locating signal"]
关于手足口病病例标本采集后运送和保存方法正确的有（） ["所有采集的标本4℃暂存立即（12h内）送达实验室","不能立即（12h内）送检的，应在－20℃以下低温冷冻保藏","需长期保存的标本存于－70℃冰箱","临床标本在运输和贮存过程中可以反复冻融","以上都是"]
EXCEL 2002中工作表底部的（）显示出活动工作簿中的工作表名。 ["状态栏","编辑栏","工作表标签","工具栏"]
试叙述细磨物料在成球过程的行为及其对成型过程的影响。
