【判断题】谨慎性原则就是要求在会计核算中尽量低估企业的资产、负债、收益和费用。()
【单选题】—When ______ this activity________ every year? —It is held in spring every year. [ ]
【简答题】A.He went to Wimbledon every year. B.He went to Wimbledon every year to watch the international tennis s there. C.He always watched tennis s held in Wimbledon. D.He had never played tennis in ...
【单选题】在清漆施工过程中,错误的是哪项?
B.
建议喷涂2-2.5遍,选用HVLP1.3-1.4mm喷枪
C.
高浓清漆可以采用雾-湿喷法,中浓清漆可以采用两遍湿喷
D.
烘烤温度建议75-80度10-15分钟,这样能提高工作效率
【单选题】腻子打磨施工过程错误的是哪项?
B.
第一阶段是粗整平,7#配合80-120号砂纸
C.
第二阶段是细整平,7#配合180-240号砂纸,要求原子灰平整、光滑,符合中涂漆施工的要求
D.
每道打磨都需要涂指示层,当出现砂眼时,应用填眼灰进行快速填补研磨后喷涂中涂漆
【单选题】在水性漆施工过程中,错误的是哪项?
A.
喷涂前,若发现漆膜已磨穿至裸铁,需喷涂侵蚀底漆以保证附着力
B.
水性漆表面出现脏点时,必须用水磨去除,再喷涂清漆
D.
层间闪干时采用吹风筒吹至哑光后才能喷涂下一层
【简答题】A.Every year in March. B.Every other year, C.From two to three weeks. D.The winter of 1925.
【单选题】当提升高度大于 6m 时,其挠度与跨度相应增大,此时一般桁架 。