全部

1·The bond strength between corroded deformed bars and concrete is studied.

对锈蚀变形钢筋与混凝土之间的粘结力进行了研究。

2·The formula is put forward for calculating the ultimate bond stress and the anchorage length of hot-rolled deformed bars and reactive powder concrete.

提出普通热轧变形钢筋与活性粉末混凝土的极限粘结强度与锚固长度的计算公式。

3·The density variations of deformed powder metallurgical molybdenum bars were tested by using suspending weight method.

通过悬重法测量热变形后粉末冶金钼坯致密度的变化情况。