查询词典 precision bombing

In practical application of numerical control lathe, the sice precision of numerical control turning can be conteolled and ensured effectively by effective steps considering the influence of geometrical Rarameters to the sice precision of numerical control turning .

在数控车床加工的实际应用中，针对刀具几何参数对数控车削加工尺寸精度的影响，采取有效的措施，使得数控车削加工的尺寸精度，得到有效的控制和保证。

If the IEEE single-precision significand has more precision than the internal representation, it will be rounded to the internal representation using the round to nearest rule.

如果 IEEE 的单精确有效数字比内部表示法有更多的精确度，它将会被用四舍五入到最接近的规则来四舍五入成内部表示法。

If the significand of the internal representation of r has more precision than the IEEE single-precision format, it will be rounded using the round to nearest rule.

如果内部表示法 r 的有效位数比 IEEE 单精确格式有更多的精确度，它将会被以四舍五入到最近值规则来四舍五入。

The relative precision of baseline is 10〓 in average. According to the similarity transformation of combined solutions of two adjacent weeks, the displacement precision is about 2.0mm.

根据基准站相邻两周综合解的相似变换结果的残差求得水平分量的中误差为2mm左右，此指标反映了位移的精度。

The deformation of the slideway will reduce the precision of the installation of the machine tool,and will cause the change of the beeline and angular magnitude which can reduce the manufacturing precision of the machine tool.

机床床身导轨热变形后会破坏机床安装调试的精度，引起部件移动的直线度和角度变化而降低机床的加工精度；通过几种运用不同的方法建立导轨热变形的数学模型，能够为数控机床的编程带来方便，保证和提高工件的加工质量。

"Crawlirg" can be found in the installation and adjustment of precision machine tools, such as slideway grinder ,and as a result, the working precision is severely affected.

导轨磨床等大型精密机床在安装调试时工作台运动常常会产生"爬行"现象，它严重地影响机床的工作精度。

The research results show that the impulse control can not achieve high-precision formation and the solar sail that can provide low thrust of micro-newton is able to achieve small-size high-precision formation.

研究结果表明：利用脉冲控制很难实现高精度编队，太阳帆能提供微牛以下的连续小推力可以满足小尺度高精度编队需求。

As for the high precision positioning of underwater targets, the GPS sonobuoy technique has two bottlenecks: high precision system clock synchronization and high accuracy time delay estimation.

为了实现水下载体高精度的定位，GPS声纳浮标需解决两个方面的技术难点：高精度的系统时钟同步和定位信号的高精度时延估计。

The Southwell model is proved a high precision wavefront reconstructed algorithm. The relations between the precision of wavefront reconstructed and the parameter of wavefront sensor are studied.

研究了波前传感器参数、入射光束参量对波前重构精度的影响，提出了菲涅耳波带片的合理阵列数目。

Spherical grinding error analysis is mainly about influence of geometric precision of machine on precision of graund parts, the influences of vertical, horizontal and angle on the spherical degree errors were researched respectively, and the specific calculation formulas were deduced.

主要针对机床几何精度对磨削球面精度的影响，分别从上下、左右、角度三个方面对球面度误差的影响展开了研究，得出了具体的计算公式。

I can not negligent, he should do what?

我不能不在意了，他要做什么呢？

It is very dangerous to swim in the river alone.

一个人到河里游泳是很危险的。