不确定

As we trade we still have a tendency to violate our rules and our results are still erratic.

当我们交易的时候还是有违反规则的倾向，我们的交易结果还是不确定。

Spatial data quality estimated by band model of error entropy is discussed in the article,and area is selected to be the measure index In the last the rationality is verified.

讨论了利用误差熵不确定带评价空间数据质量，并选择面积作为指标计算量，最后用实例说明了该方法的合理性和科学性。

It is shown that the measurement uncertainty is mainly from the fitting error of calibration regression curve and the error of element concentration in the standard films.

计算结果表明，XRF测定中无机元素薄膜标样示值误差和工作曲线拟合误差是测量结果不确定度的主要来源。

In this paper the effects of scanning truncation error, scanning position error, random amplitude and phase error, and multiple-reflection error in near-field antenna measurement are analyzed; error equations and the uncertainty of measurement are obtained through computer simulation; compensated techniques for reducing the effects of measurement errors in near-field antenna measurement are presented and the formula and arithmetic of phaseless near-field techniques are derived.

本文从解析法和数值仿真两个角度深入分析口面天线近场测量中扫描面截断误差、扫描面位置误差、随机幅相误差、多次反射误差等误差源对天线远场特性测量精度的影响，一方面从理论上给出相应的误差方程，另一方面建立误差分析模型，通过计算机模拟，得到不同误差条件下测量结果的不确定度，并介绍了减小这些误差的修正方法，推导无相位近场测量的公式和算法。

According to the evaluation models of form error,the probability distribution types of form error are researched,and the uncertainty of measurement result of form error is estimated with them.

3根据形状误差的评定模型，研究了形状误差的概率分布类型，并据此对形状误差的测量结果不确定度进行估计。

Robust filtering for the delta operator formulated linear uncertain discrete time systems with error variance constraints is considered.

研究基于Delta算子描述的线性不确定离散时间系统在稳态估计误差方差约束下的鲁棒滤波问题。

More people but also through a variety of ways that real estate tax policy is uncertain.

更多的人，而且还通过各种方式，房地产税收政策是不确定的。

The study of robust state estimation for uncertain multisensor system is an important field of multisensor fusion estimation theory.

研究不确定多传感器系统的鲁棒估计问题是多传感器融合估计理论的一个重要研究方向。

The Etude House event has been postponed for an indefinite date due to some reasons from the sponsor.

Etude House 活动由于主办方不确定日期等因素被推迟，具体日期还没制定。

I'm not sure he's ever said anything useful, though.

尽管如此，我不确定他是否曾说过任何有用的东西。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐