greenwich meridian是什么意思

用法例句

George Green and Green function method;

乔治·格林及格林函数法

The effects of irradiation precuring were evaluated by the crosslinking degree (1/Mc) and Green strength of NR.

辐射预硫化效果以NR的交联度(1/Mc)和格林强度进行评价,结果表明,在0～100kGy剂量范围内,TMPTMA对NR的辐射预硫化有较好的促进作用,TAIC的辐射敏化效果则不明显;NR/TMPTMA敏化体系的交联度和格林强度随辐照吸收剂量的增加而提高,使NR的辐射预硫化效率获得优化;同时,适当增加TMPTMA的用量可提高NR的交联度和格林强度。

By introducing reasonable fundamental assumptions and the Green strain in orthogonal curvilinear coordinates,geometric equations expressed by the Green strain tensor for solving thin shells with large deformation are derived in this paper.

将正交曲线坐标下的格林应变张量引入到薄壳大变形分析,通过建立恰当的基本假设,直接导出了用格林应变张量表示的壳体变形几何方程,将该方程代入到本构方程,由能量原理得到了小应变非线性变形平衡方程、内力方程和边界条件,在此基础上提出了大应变变形的简化分析方法。

Formulae for determining Green strain of an initially curved and twisted rod with circular cross-sections are derived by using the natural (curvilinear) coordinate system.

采用自然坐标系对空间曲杆进行有限元建模,给出了自然坐标系下的三维细长空间曲杆的格林应变计算公式和能量方程,建立了2节点12个自由度的三维曲梁单元并用其分析了同时受轴向力和轴向扭矩作用的具有初始曲率和挠率的三维空间曲杆的屈曲问题。

To actively propel energy conservation and consumption reduction for improving earning capacity——Measures of Tiger Forest & Paper Group on energy conservation;

积极推进节能降耗,力促盈利能力提高——浅谈泰格林纸集团公司节能举措

From 3R to 4R —An analysis on the recycling economy model of Tiger Forest & Paper Group;

从3R到4R——解析泰格林纸集团循环经济模式

The analytic solution of Green-function is presented under the boundary conditions,and the relationship between absortion factor Δμ_a and flux J_n is figured out.

进一步改进了已有物理模型,从理论上解决了三维有限体积内光子密度波扩散方程的求解问题,得到了长方体边界条件下的格林函数的解析解,给出了实验可测量光通量与待测物吸收系数改变量之间可进行数值计算的表达式。

The applications of Green-functions with diffusion equation are summarized.

在分析有关格林函数在光子密度波扩散方程中应用情况的基础上,根据所设定的实验模型要求,将展开法与电像法相结合求解了满足扩散方程的格林函数,并详细推导了获得该函数的过程。

Within a random phase approximation,the quantum Heisenberg ferromagnetic chain with long-range interaction proportional to r-p was studied by Green-function method.

在无规相近似理论框架下,运用格林函数方法研究了一维带有长程有序作用的量子海森堡铁磁模型,结果发现,如果自旋相互作用采用指数衰变r-p形式,当1

Observation on therapeutic effects of synthetical rehabilitation cure for Guillain-Barre syndrome;

综合康复治疗格林巴利综合征的疗效观察