A . 三根钢丝捻制的钢绞线
B . 三根钢丝捻制又经模拨的钢绞线
C . 三根刻痕钢丝捻制的钢绞线
D . 三根加粗钢丝捻制的钢绞线
[单选题]1×7—9.5—1720—GB/T5224—2003钢绞线的公称直径是()。A . 17.2mmB . 9.5mmC . 7mmD . 1×7mm
[单选题]根据《预应力混凝土用钢绞线》GB/T5224,钢绞线按结构分为( )类。A.5B.6C.7D.8
[单选题]预应力钢绞线1×2-8.00-1720-GB/T5224-2003的规定非比例延伸力为()A .33.2kNB .35.5kNC .38.9kND .42.0kN
[单选题]1×3I钢绞线公称直径规格的是()。A . 8.74mmB . 8.47mmC . 8.60mmD . 6.50mm
[单选题]钢绞线是以热轧盘条钢为原料,经冷拔后将钢丝若干根抢制而成。根据现行国家标准《预应力混凝土用钢绞线》GB/T5224,钢绞线按结构分为( )类。A.3B
[判断题]桥梁结构构配件质量评价的依据标准有《预应力混凝土用钢绞线》GB/T5224-2003。A.对B.错
[单选题]程序如下:SET TALK OFFINPUT TO XF.OR i=1 TO 3INPUT TO YIF Y>XX=YE.NDIFE.NDFOR?XRETURN本程序的功能是( )。A.求3个数中的最大值B.求4个数中的最大值C.求3个数中的最小值D.求4个数中的最小值
[单选题]Text 3I am not one who golfs. The only time I tried it I was confident that a dozen balls would be an adequate supply. This is the sport of retired people: how hard could it be? The confidence was misplaced, also, one by one, the balls, and I had to
[单选题]在诺西BSC2i/3i中告警信息最终由哪个单元收集?()A .CLSB .ETC .OMUD .MCMU