The results show that floor relief stress of 762 working face exhibits a nearly linear decrease, and forms relief zone in the headgate of 962 working face.
结果表明：762 工作面开采对底板卸压应力基本是以线性降低，在 962工作面下平巷形成卸压；
The length of the total gap of the fourth metacarpal-phalangeal joint showed a linear increase up to 13 days, followed by a linear decrease until it closed.
骺间距在前13天迅速增加，然后线性下降，随着其接近闭合值而逐渐减小。
As the length of mandrel extension increases, the trend of thinning-rate change can be failed into three stages, namely linear decrease stage, transitional stage and nonlinear increase stage.
随着芯棒伸出量的增加，管材弯曲过程中的壁厚变薄率变化趋势可分为三个阶段即线性下降阶段、过渡阶段和非线性增加阶段。
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