查询词典 datum

Feasibility of a kind of guiding datum line of linear motion in large distance using strained wire is analyzed.

对以张力金属丝作为大长度直线运动导引基准的可行性进行了分析，给出了系统的工作原理。

Data processing mainly discussed data predisposing, datum line calculating and the smooth level of network.

数据处理主要讨论了数据预处理、基线解算和网平差。

The value of the Credit limit must equal or exceed the Datum Line.

且对此单一买方批复的信用额度必须达到或超过基准线。

As a result, the building is expressed as a horizontal bar, generating a strong horizontal datum line.

因此，建筑表示为单杠，产生强大的水平基准线。

The method combines 3D datum line least cost algorithm and dynamic 2D assignment algorithm.

该方案是将三维空间的基准线最小代价算法与动态2D指派算法相结合。

The relative space relationship of the datum line and mask is represented by the beam from GRIN lens .

利用自聚焦准直镜的出射光束反映基准线与模板的相对空间关系。

Its accuracy and efficiency are very low. Now in the process of installing an elevator, laser beam is used as the datum line instead of weight line.

因此，开发一种能对电梯导轨的综合质量进行连续、快速、高精度检测的仪器是非常有必要的。

B The method of multiple-point monitoring and error correction is put forward to establish a highly stable collimation datum line.

提出利用多点监测，综合修正的方法建立高稳定准直基准线。

Matched feature points are picked out and establish a 3D shaft datum line of real femur.

本文研究设计了股骨的三维重建基准线算法。

This article introduces the selection of drawing line datum ,the way of improving drawing quality and efficiency and how to make up some shortcomings of casting and forging by the method of borrowing material.

介绍了划线基准的选择及提高划线质量和效率的途径，叙述了如何利用借料方法来弥补铸、锻件毛坯的某些缺

Objective To investigate the effects of interleukin-1 β converting enzyme gene on the biologic characteristics of ovarian cancer cells.

目的 探讨白细胞介素-1 β转换酶的表达，对卵巢癌细胞生物学特性的影响。

Campylobacter: This illness is the most commonly identified cause of diarrheal illness in the world.

弯曲：这种病是最常见的原因查明腹泻病，在世界上。