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By companion matrix of polynomial gave one necessary and sufficient conditions of two polynomial having common roots, according to the above gives one method to solute dual higher order equation.
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摘要利用多项式的伴侣阵给出两多项式有公共根的一个充要条件，并据此给出解二元高次方程的一种方法。 |
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By company policies, the router interface is always assigned the first usable host address and the workgroup server is given the last usable host address.
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藉着公司政策，路由器接口总是被分配第一可使用的主人住址，而且工作团队伺候器被给最后一个可使用的主人住址。 |
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By compared with common underground wshp system, the new type wshp system was determined that it is not only actualized, but also could save underground water and be more economic.
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与常规水源热泵进行了比较后，认为特定地区异层储能型地下井水源热泵不仅具有实际可操作性，还可节约地下水资源。 |
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By comparing DC, AC and step-motors and analyzing the driving characteristics of the warp beam, a conclusion was drawn that a higher performance to price ratio could be got when a step-motor was selected for the warp beam.
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通过对直流电机、交流电机和步进电机的比较，结合织机的织轴驱动特点，得出选用步进电机有较高性价比的结论。 |
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By comparing a number of DMT data with parameters of lab tests, cone penetration tests and vane shear tests from several magnitude projects in Shanghai, the authors develop empirical formulae for calculating the bearing capacity of foundation soil from th
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利用上海地区部分重大工程中的扁铲侧胀试验数据，在与室内土工试验、静力触探试验及十字板剪切试验的试验参数相关分析的基础上，经数理统计后给出了上海地区用扁铲侧胀试验计算地基承载力的经验公式，并对其计算精度进行了评价。 |
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By comparing and analyzing the measured water level, three-dimensional velocity distribution and turbulent character around the bridge location, the calculation method for the backwater of skew bridges is improved and the reduction factor of block water w
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通过对桥位附近的实测水位与水流三维流速分布及紊动特性的比较分析，改进了计算斜交桥壅水的方法，并给出阻水宽度折算系数。 |
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By comparing and analyzing the three order modes, we can ea-sily find the visible advantages of auto-order in exact goods asking-for, regular distribution, strengthened purchase management.
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通过对3种订购模式的比较和分析，我们不难发现自动订购在精确要货、规范配送、加强采购管理等方面具有明显的优势。 |
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By comparing difference in compression modulus before and after grouting and detection of seismic waves, the authors concluded that the seismic wave method is a good method for detecting effects of grouting in highway slopes.
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通过对坡体在灌浆前后弹性参数的对比分析，说明用地震波法检测公路边坡灌浆加固效果是一种较好的方法。 |
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By comparing expect profits of water supply companies from innovation of water saving irrigation facilities under different hypothesis, Nash equilibriums under different situation are analyzed.
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通过比较不同假设条件下供水企业进行节水灌溉设施技术创新的预期利润，得出了不同情形下的纳什均衡。 |
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By comparing failure modes of shell caused by UNDEX with and without outer hydrostatic pressure, their influences on loading effects are obtained.
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通过比较有和没有外部压力时，不同冲击波下结构的破坏形式，得出外部水压对耐压结构受爆炸载荷时响应的影响。 |
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By comparing people good enough to be considered for a Nobel, they could measure what the status of having one was worth.
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通过比较那些被认为能够获得诺贝尔奖的人，他们可以检测一个人到底拥有什么才是真正的财富。 |
