Summary on the design,manufacture and running of a sample of ion-exchange membrane monopolar cell LD0.32;
LD0.32单极式离子膜电解槽样机的设计、制作及运行
The Thermal Effect of Monopolar Electrosurgery on Different Tissues;
腹腔镜单极高频电手术在不同组织热效应的研究
A Comparative Study of the Internal Environment Effect of Bipolar Versus Monopolar Transurethral Vaporization of the Prostate in Operation;
单极与双极前列腺汽化术对术中内环境影响的对比研究
[Objective]To estimate the clinical effects of total hip arthroplasty(THA),bipolar and unipolar hemiarthroplasty for the treatment of femoral neck fractures(FNF) in the elderly.
[目的]评价全髋关节置换术、双极与单极人工股骨头置换术治疗老年股骨颈骨折的临床疗效。
Unipolar case :where w_0,V_0 ∈ H~1(Ω) ∩ L~∞(Ω), w_0 ≥ 0 in Ω(?) R~d, 1≤ d < +∞, v is the outer unit normal on Γ_N.
单极情形： δ~2Δw=w(h(w~2)-V) in Ω，w=w_0 on Γ_D，(?)w/(?)v=0 on Γ_N λ~2ΔV=w~2-C in Ω，V=V_0 on Γ_D，(?)V/(?)v=0 on Γ_N 这里w_0，V_0∈H~1(Ω)∩L~∞(Ω)，w_0≥0 in Ω(?)R~d，1≤d＜+∞，v是Γ_N上的单位外法向量。
The results showed that negative air ion concentrations increased gradually and ion polarity ratio decreased gradually from city center to suburb.
结果表明,从市中心向郊区空气负离子浓度逐渐增大,单极系数逐渐减小;有林地区空气负离子浓度明显高于无林地区,针叶林地区全年平均空气负离子浓度高于阔叶林地区,但春、夏季节则阔叶林地区高于针叶林地区;有瀑布和溪流等动态水的地方空气负离子浓度明显增加;室内空气负离子浓度低于室外,但绿色植物可使室内空气负离子浓度增加;一天中白天空气负离子平均浓度高于夜间,一年中夏季最高、冬季最
Based on three years of observation on the spatio-temporal changes of negative air ion concentrations in Beijing, air quality was assessed using ion polarity ratio and air ion assessment index (CI).
根据北京地区3年的空气负离子浓度时空变化的实测资料,利用空气离子单极系数及安倍空气离子评价指数对北京地区空气质量进行了初步评价。
Charateristic investigation of monopole antenna on a conducting plate using method of moments;
基于矩量法对导体板上单极天线特性研究
In this paper,the radiation from a monopole on an elliptic cylinder is discussed by UTD for convex surfaces and two examples are given whose results are consistent with experimental data,which proves UTD to be available.
文中以单极天线为例应用UTD的曲面绕射理论对椭圆柱上天线的辐射特性进行了研究,给出了两个相关算例,结果与实际基本吻合。
In the case of ground reflection, a monopole with finite diameter is studied by method of moment (MoM).
在考虑地面反射的条件下,利用矩量法(MoM)研究有限直径单极天线问题。