两组治疗前在视力、黄斑中心厚度以及眼压差异均无统计学意义(P>0.05);
There were no differences in visual acuity, central macular thickness and intraocular pressure of pre-treatment between the two groups(P>0.05).
讨论超高精度要求的球面曲率半径、透镜中心厚度、球面面形与透镜偏心差等各项指标的综合控制技术与检测方法。
The overall control and test technology for spherical radius of curvature, central thickness, surface accuracy anddecentring error of lenses have been discussed.
各条胳膊的厚度从宽大的中心向顶端逐渐变得更加狭窄。
The thickness of each arm decreased from a wide center to a narrower tip.
考虑到项目所在区域降雨量小,项目建造成倾斜向中心凹陷的蝶形屋顶,以使建筑在准确的地点以准确的厚度向屋顶边缘升高,最终在边沿达到两层楼高。
The low rainfall in the area, allow the development of a butterfly roof slope towards the center to achieved double heights in the right places and the right screed towards the margin.
当电极厚度增加时,通带的涟波会变小,中心频率会降低。
With electrode thickness increases, passband ripple becomes smaller, center frequency moves toward lower frequency.
模具参数包括:分模面位置、飞边桥尺寸、中心连皮位置及厚度。
The die parameters included parting face position, bridge size, central slug position and thickness.
擀出后四片状叠起来的厚度和中心大概相等。
The total thickness of four points is about the thickness of the center dough.
本文研究了厚度按线性规律变化的圆薄板在中心集中力作用下的非线性弯曲问题。
Nonlinearly bending problems, of circular thin plates with linearly varying thickness under central concentrated load are discussed.
方法应用oct技术对12例CEC患者进行检测,测量cnv大小及黄斑中心凹视网膜神经上皮层厚度。
Methods Using OCT, we examined 12 patients with CEC. The size of CNV and the thickness of retinal neurosensory layer in foveola were measured.
结果表明,其速度沿狭缝厚度方向按抛物线规律分布,狭缝中心速度最高,流动状态一般为层流;
Results show that the gas flow velocity along the thickness direction is regularly distributed in a parabolic curve and the maximum velocity is in the center of the slot.
介质厚度的变化对Y孔中心频率、带宽的影响要比Y环单元FSS的大得多。
The center frequency and bandwidth of Y-aperture are much more influenced by the substrate thickness change than those of Y-loop element FSS.
黄土堆积的总厚度在地域上有明显的变化,陇东、陕北、晋西是黄土分布的中心区。
The aggregate thickness of loess has a clear regional variation with the east of Gansu, the north of Shannxi, the east of Shanxi being the center regions.
退积反射是地层厚度向凹陷中心减薄且其顶部被“削截”的一种反射现象,与一般发生在凹陷边缘地层顶界被削截减薄的情形不同。
Retrogradation reflection is a reflected phenomenon that reflects the thinning strata and truncated its top in toward basin center, which is different from that takes place generally in basin margin.
实验结果表明,平行于热压板的板坯中心平面内的温度分布比较均匀,沿板坯厚度方向各点的温度分布差异较大。
Experimental results showed that temperature difference between points in middle layer paralleling to hot platens was very little, and along thickness of the mat temperature behavior was different.
柴达木盆地东部地区是第四纪的沉积与沉降中心,内陆湖泊相的沉积厚度大、分布广泛。
The eastern part region of Qidam basin is a Quaternary depositional and subsidence center being large and extensively distributed.
结果表明:缺陷层几何厚度增加时,缺陷模中心红移,透射率下降,品质因子变小。
The results indicate that as the geometry thickness of defect layer increases, the center of the defect mode red shifts, the transmittance decreases, and the quality factor decreases too.
薄板坯的晶粒度的大致范围在4~5级,其中在厚度方向上薄板坯中心部位晶粒度比侧部小半个等级。
The grain size grade is about 4-5 class, and that during the thickness the central is less half a class than the lateral.
在一定程度上,随着泡沫铝厚度、油气浓度(即爆炸荷载大小)的增加,降低板中心点处位移峰值的幅度也随之增加。
The decrease gradient of the peak displacement at the center of plate increases as the foam thickness, fuel-air concentration(i. e. explosion load size) increases to some extent.
黄斑中心凹厚度、黄斑容积与矫正视力成正相关。
The macular function was correlated well with the foveal thickness and volume of macula.
对于一定的薄膜名义厚度,硅油基底温度越高,中心区域的凝聚体覆盖率越小。
The film thickness corresponding to the saturation coverage ratio decreases obviously with the increase of the substrate temperature.
文中以中心穿透裂纹板结构为例细致地讨论了有限结构的有限尺寸效应,讨论了结构厚度结构长度对应力强度因子的影响。
The size effect of finite structure has been analyzed. The structure thickness and length effect on stress intensity factor have been analyzed in detail.
黄斑光敏度变化与中心视力、斑中心凹厚度相关。
The changes of macular light sensitivity correlates with the central visual acuity and retinal thickness of macular fovea.
通过对极紫外多层膜反射特性的分析,得到了峰值反射率、带宽和中心波长分别随粗糙度、周期厚度以及比值变化的函数关系。
By analyzing reflective properties of multilayers, the peak reflectivity, bandwidth and centroid wavelength as a function of roughness, period thickness and thickness ratio were obtained.
绝大多数中心凹厚度增加。
采用三维有限厚度带球面键槽接缝单元模拟拱坝横缝,推导了球面键槽的接触物理方程,探讨了球面键槽的最优中心角。
A 3-d isoparametric joint element with spherical surface key grooves of finite thickness is used to simulate transverse joints of arch dam.
结果手术前两组患者的年龄、视力、黄斑中心凹厚度、MERG的1环和2环P波振幅及潜时均无明显差异。
Results There was no significantly difference between the two groups regarding age, visual acuity, foveal thickness, amplitude and implicit time of wave P1 of ring1 and ring2 by MERG prior to surgery.
合成射流的质量通量、动量通量、中心线速度的峰值与狭缝厚度成正比。
It is found that the peak values of mass flux, momentum flux and centerline velocity of synthetic jet increase in proportion to the depth of orifice.
将四角分别擀成片状,面团中心要保持一定厚度。
Roll out the points of the star into flaps, keeping the center thicker.
连铸坯厚度中心存在的内裂纹在后续的轧制过程中轧不合而对产品的质量带来重大的影响。
In this paper, the internal transverse cracks of continuous casting slabs of a niobium bearing peritectic grade of steel are investigated using electron probe microanalyser and optical microscope.
连铸坯厚度中心存在的内裂纹在后续的轧制过程中轧不合而对产品的质量带来重大的影响。
In this paper, the internal transverse cracks of continuous casting slabs of a niobium bearing peritectic grade of steel are investigated using electron probe microanalyser and optical microscope.
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