The quality of concrete is hard to control in the reinforced concrete frame structures because there are non-equal-concrete-strengthbeam and column joints.
在现浇钢筋混凝土框架结构中，由于梁柱节点混凝土强度不同，此处混凝土质量难以控制。
2
Shunting resistance box is a commonly used method in the determination of the sensitivity coefficient of the resistance strain gauge with the equal-strengthbeam aparatuses.
采用等强度梁、挠度计、并联电阻箱、电位差计等测定电阻应变计的灵敏系数是一种常用的方法。
3
It introduced the methods of measuring the sensitive coefficient of the strain gauge of electrical resistance by means of equal-strengthbeam and the parallel connection with the measure gauge.