Objective To discuss the medical coding of two diseases with approximative diagnosis name.
目的：探讨两组诊断名称近似（黑棘皮病与角化棘皮瘤等）疾病的医学编码。
The establishment of approximative mathematical model and approximative calculation are presented.
建立了近似数学模型和介绍了近似计算方法。
Formula for approximative stress calculation of expansion loop is described with a design case cited.
介绍了膨胀环应力近似计算公式及设计实例。
The calculating results of the accurate solution are compared with those of approximative solution through examples.
通过实例，将精确解的计算结果与近似解的计算结果进行了比较。
Researches on the safety of a hole, drilled eccentricly on round plate materials, are done by using an approximative method.
本文用近似方法对圆板偏心开孔的安全性作了探讨。
The results show that the device has well energy transform performance, and the hysteresis loop of device is approximative parallelogram.
试验研究表明，隔震换能控制装置具有非常好的换能性能，并且具有出力大、位移大、耗能能力大等特点。
With the aid of a spring scale (see above) the approximative coefficient of friction between a belt and a specific surface can easy be detected.
随着弹簧规模的援助(见上文)近似一条皮带和一个特定的表面之间的摩擦系数，可以很容易被发现。
The approximative linearization to factors, simplifying analysis process indeed, lead to the result that would possibly differ from the real fact.
这些因素的近似线性化虽然简化了分析过程，但所得结果可能与工程实际偏离较大。
Approximative analytical expressions are derived for the dispersion relations, the resonance frequencies and the threshold gains of the laser modes.
导出了激光模的色散关系、共振频率和阈值增益的近似解析表达式。
It is proposed that better technical and economical efficiency could achieved by combining approximative theoretical calculation with engineering analogue.
在实际施工中采用近似理论计算与工程类比相结合的方法，可取得更高的技术经济效益。
In this paper deduces an aim-functional approximative formula is derived in the range of the allowable error and the simple formula for optimum section is found.
本文在允许误差范围内，导出了目标函数的近似式，并给出了优化截面的简化公式。
Solves the problem of boundary value on an annular crack by using the nonlocal stress solution of an axisymmetric crack problem and approximative method of series expansion.
利用已得到的三维轴对称问题的非局部弹性应力的解，采用级数近似展开的方法，求解环状裂纹的边值问题。
By use of the common formula for solving the time variations of the crustal density, the approximative plane formula is derived and its numerical calculation method is given.
采用求解地壳单层密度变化的一般公式，导出其平面近似公式并给出了相应的数值计算方法。
This, paper gives some approximative solving methods of radiative transfer equation in astrophysics. It is found that mathematical approximations of ten are complete and accurate in physics.
本文给出了天体物理学中辐射转移方程的几种近似解法，讨论了数学近似和物理条件如何吻合，发现：数学上的近似常常不影响物理上完整和自洽。
Methods In this paper, the authors provided the asymptotic distribution about the statistic in the formulas by using the theories of distribution and the methods of approximative calculation.
方法运用统计量的分布理论和近似计算方法 ，求出公式中所涉及统计量的渐近分布。
Concerning the structures with the approximative distributing strength and rigidity, the randomness of physical parameters distribution would cause the great variety of the nonlinear performance.
总体强度及刚度分布相似的结构，由于物理参数分布的随机性差异，会导致结构非线性内力分布产生显著变化。
Concerning the structures with the approximative distributing strength and rigidity, the randomness of physical parameters distribution would cause the great variety of the nonlinear performance.
总体强度及刚度分布相似的结构，由于物理参数分布的随机性差异，会导致结构非线性内力分布产生显著变化。
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