DTH-A（位移传感器）小型轻巧，高精度，大功率载荷容量：5-100mm非线性：±0.1%RO以内滞后：±0.1%RO以内额定输出：5mV/V±0.1%测力：约1.5-4N
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In this article, the working principle and design calculations of a new type of DTH impacter are described.
介绍一种新型潜孔冲击器的工作原理和设计计算。
The operating parameters of DTH is related to many factors, its optimization requires a great deal of calculation and demands better computer.
潜孔锤性能参数与许多因素有关，其优化需要进行大量的计算，要求计算机具有较好的性能。
The DTH percussion-compact drilling is a high efficiency technology drilling in soil strata, which use the impact force produced by hammer piston to crush and compact soil.
潜孔锤冲击挤密钻进技术集冲击钻进、振动钻进及空气钻进的优点于一体，钻进效率高，成孔质量好，在土质地层钻进工程中有着广阔的应用前景。
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