在质押业务操作中为了确保货物安全和作业方便，货场内还要留有（） ["墙距","顶距","灯距","柱距"]
手机银行业务实行省、县（市）、营业网点三级机构管理模式。
接收故障报修工单有哪些要求？
The correct procedure for giving an auxiliary boiler a bottom blow, is to begin（） ["when the boiler has been secured long enough for most solids to settle","when the boiler has been cooled to ambient temperature","only after raising the water level to within 0~5 inch of the high water cutout only","after bypassing the low pressure"]
下列措施能够在锅炉启动时控制汽包上下壁温差的有哪些？（） ["投入底部蒸汽加热","严格控制升温，升压速度","定期进行对角油枪切换，尽量使各部分受热均匀","加强排污，提高水循环"]
简述浆液的质量指标。
