查询词典 uncertain

The relation of neuromyelitis optica to optic-spinal multiple sclerosis in Asia is uncertain.

亚洲人视神经脊髓炎与视神经-脊髓型多发性硬化的关联尚不明确。

Results:(1) In neurogenic hypertension group, 22 (65%) of 34 cases showed neurovascular compression, 4 (12%) cases showed neurovascular contact, and 6 (18%) cases showed uncertain contact.

2，结果：(1)在神经源性高血压组中MR显示神经血管关系中有22例(65％)为神经血管压迫、4例为接触、6例存在可疑接触。

Says Dr. Ting,"The benefits and risks of off-label use of drug-eluting stents are really uncertain, so to find that nonclinical factors introduce a treatment bias toward drug-eluting stents for this patient group really merits immediate, further study."

Ting 博士说：滥用药物涂层支架的利弊尚不清楚，但是出台一种能够制约这种滥用的政策，使其像调查中的那些非医疗因素一样去影响医疗决策的制定，无疑会取得不错的成绩。

Then calculates clearances in radius direction for all kinds of nonparallel degree between input shaft and output shaft, and presents conditions of adjustability. Applies the experimental device, which is developed for this paper research, as example, introduce calculation formulation of overlapping coefficient and pressure angle while the distance between two centers is uncertain, in this way, we get the range of the center distance.

以本论文的实验研究装置为例，引入了中心距不确定状况下的重迭系数、压力角等计算公式，以两齿轮啮合时的分度圆不能相割为最小中心距，以两齿轮啮合的重迭系数不小于1为最大中心距，从而得到相应的中心距范围。

For example, manufacturing errors, especially errors of profile and position, assembly errors, nonplanar characteristics of dynamic parameters of components (such as the distribution of mass, inertia forces, etc.), deformation of components, external environments (such as the temperature, the field of the gravity), varying of the condition and so on, all that will disturb the planar constraints, and make it uncertain.

根据广义约束的观点，由于机械的工作受到各种内部和外部约束（包括几何约束、运动约束、动力约束及工作环境条件的约束等）的综合作用，实际上要保证这些约束精确的平面性是不可能的。

Because stock forecasting is a uncertain, nonlinear and nonstationary time series problem, it is difficult to achieve a satisfying prediction effect by traditional methods.

由于股票预测是不确定、非线性、非平稳的时间序列问题，传统的方法往往难以取得满意的预测效果。

An ill-defined disorder of uncertain nosological validity.

此为一种定义不明及疾病分类之效度仍未确定的障碍症。

A disorder of uncertain nosological validity, characterized by the same type of qualitative abnormalities of reciprocal social interaction that typify autism, together with a restricted, stereotyped, repetitive repertoire of interests and activities.

此种疾病分类之效度仍未确定。

The effects of very low doses, as seen in nuclear workers, are still uncertain, as we emphasize in the Comment, but are of potential concern because of the large number of people occupationally exposed to such doses, including medical radiation workers.

非常低剂量的照射，比如核技术从业者所受照射，对心脏的影响还不是很清楚，正象我们在评论中所强调的，这也是我们可能关注的潜在问题，因为包括放射医学工作者在内，有大量的人群暴露在这样剂量的职业性照射之下。

A new and operatable model of uncertain reasoning is provided which is based on the supporting degree of uncertainty introduced in this paper.

在引进的不确定性支持度的基础上，提出了不确定推理的一个可操作模型。

In the negative and interrogative forms, of course, this is identical to the non-emphatic forms.

。但是，在否定句或疑问句里，这种带有"do"的方法表达的效果却没有什么强调的意思。

Go down on one's knees;kneel down

屈膝跪下。。。下跪祈祷