often poor是什么意思

网络释义

用法例句

Analysis of optical micrometer start with the working principles,summed up the precision measurement standards are often poor readings in the presence of further analysis of the standard-foot inverted,the existence of the two-step cost-reading problems,so as to solve the emerging standards the inverted-foot elevation difference calculation.

从分析光学测微器的工作原理入手,总结出精密水准测量的读数中有常差的存在,进而分析出当水准尺倒立时,存在读数的两步化算问题,从而解决了出现水准尺倒立时的高差计算问题。

The stack method after normal moveout is not effective.

本文针对因存在噪音和信号比较弱 ,致使正常时差 (NMO)校正迭加方法难以奏效的问题 ,提出提高信噪比和增强反射信号同相轴连续性的共反射面元 (CRS)迭加方法 。

In view of the situation that normal moveout correction stack method could not work very well for the low signal to noise ratio, we give an enlarging common reflection surface stack method to raise signal to noise ratio and enhance reflect wave s continuity.

因此 ,针对因地震资料的信噪比较低而导致常规的正常时差校正叠加方法难以奏效的情况 ,提出了提高信噪比和增强反射波连续性的扩大反射面元叠加方法。

It could control the influence of systematic errors and outliers of spatial datum in GIS.

与正常拟合推估法不同,提出了一种抗差拟合推估法以控制GIS空间数据的系统误差和异常误差的影响。

The model errors include measurement outliers and kinematic model disturbances.

它包括观测异常误差影响和动力学模型异常的影响。

The old guy is as Blind as a Bat.

这老家伙视力非常差。

The women of the village, too, used to employ him to run their errand.

村里的女人也常常差遣他为她们跑腿。

"About the same as usual," said Hurstwood, smiling genially.

“和往常差不多，"赫斯渥说，亲切地笑了笑。

balance of current account, surplus of current account

经常项目顺差favorable

anisometropic eye

屈光参差(变常)眼

Balance of current account

经常项目差额;经常项目差额;经常项目收支;经常项目收支

They have so little common humanity,

这些人与常人相差甚远，

He 's always on the road .

他经常出公差旅行。

surplus of the nation on current transactions

国际收支经常帐户顺差

current account surplus

国际收支经常项目顺差

An indifference curve is usually assumed to be convex.

无差异曲线通常呈凸形。

THE ANALYSIS OF STATIC DISPARITY EVOKED POTENTIALS BY DIFFER-ENT DISPARATE STIMULI IN NORMAL SUBJECTS

正常人不同视差刺激时静态视差诱发电位分析

China s Saving/Investment Balance and Current Account Surplus;

我国储蓄/投资差额的结构分析与经常项目顺差

current deficit-export ratio

经常帐逆差对出口的比例;经常帐逆差对出口的比例

Cognitive Bias in Social Comparisons:"Better-than-average effects" and "Worse-than-average effects";

社会比较中的认知偏差探析:“优于常人”效应和“差于常人”效应

A cold front with a large temperature difference is often marked by violent thundersqualls.

具有很大温差的冷锋常常伴随着巨雷狂风。

And I've heard that when they're sent out on patrol they very often desert and take their guns with them.

我还听说军队的步哨常常拖了枪开小差。

The Difference of Nonintellectual Factors between Gifted and Normal Children;

超常与常态儿童在非智力因素上的差异