Allows precise adjustment of beam height to match samples of different dimensions.
通用的光栏，可以精确地调节狭缝的高度，以适应各种尺寸样品的测试。
The drawing method and principle of radar chart with iso beam height (radar range chart) were described based on the practical experience.
结合实践经验，详细介绍了雷达等射束高度图（也称为雷达有效地理视距图）制作的原理和方法。
Both the RC beams with cracks filled under loading and general RC beams have some maximal crack heigh about 0.7 ~ 0.8 times the test beam height.
持荷封闭裂缝梁与普通钢筋混凝土梁一样，都存在着止裂高度，即裂缝高度基本都稳定在梁高的0.7倍0.8倍。
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