The developing of dangerous rock is due to release of in-situ stress in rock, aeolation, water erosion and root flerry.
地应力卸荷、风化、流水侵蚀、植物根劈是危岩发育的主要原因。
Results: The attempt to get in situ plant root images was made with using MSCT imaging technology and implemented visualization of plant root growing in different medium.
结果：采用多层螺旋CT成像技术能够实现植物根系原位形态构型的定性观察和定量测量。
Parameter presetting of a water turbine governor system is conventionally implemented by use of Bode-diagram or Root-locus plotting in conjunction with in-situ adjusting.
水轮机调节系统参数整定一般常用绘制波德图或根轨迹图以配合现场调试。
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