Twitter使用价值的大小直接取决于你所选择关注的人的品质的高低。
Its value is dependent on the qualities of the ones you choose to pay attention to.
主轴在轴承上运转的平稳性直接影响工件的加工质量，一旦主轴的旋转精度降低，则机床的使用价值就会降低。
Spindle bearing on the stability of operation in direct influence on the processing quality, once the spindle rotation precision decrease of the machine tool use value will be low.
这种由地震信息直接测定有机质热成熟度的方法，对于勘探程度较低尤其是钻井稀少的盆地，有着较高的使用价值。
The method that measures organic thermal maturity directly from seismic information is of great value for areas with lower exploratory levels, especially for the basins with sparse welldrillings.
墩差测量和仪器比测是地磁观测中最基本的工作，直接影响到观测资料的质量和使用价值。
The pilar difference measurement and instrument comparison is basic to the quality and usage of the recorded geomagnetic data.
产品的可靠性能直接影响到产品的使用价值和推广，而产品的PCB工艺对产品的可靠性起着至关重要的作用。
The reliability of product can directly affect of the value of the product and the company's future, the PCB craft to the reliability of product plays a vital role.
前言：目的：探讨直接投影断层成像技术的一般原理及其使用价值。
Objective: to study the theory and the value of direct projection tomography technology.
研究结论：城镇建设用地中直接经济价值占98%以上，间接价值及非使用价值所占比例很小，这与建设用地特征有密切关系。
The direct economic value of urban land accounts for more than 98% of its total value, which reflects the features of urban land.
研究结论：城镇建设用地中直接经济价值占98%以上，间接价值及非使用价值所占比例很小，这与建设用地特征有密切关系。
The direct economic value of urban land accounts for more than 98% of its total value, which reflects the features of urban land.
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