查询词典 precision block

Experiments of two areas prove that the mathematical model for SPOT5 HRS stereo mapping is correct, and it can achieve a good precision. The experiments also prove that the formula of satellite stereophotogrammetry is right, and it can be applied to estimate theoretical precision of other satellite stereophotogramm-etry.

通过对两个实验区的实验证明本文的SPOT5 HRS立体测图的数学模型是下确的，并能够达到较好的精度；实验也证明了本文推导的卫星立体摄影测量的理论精度估算公式是正确的，并适用于其他卫星立体摄影测量理论精度的估算。

At present, the processing of products are: mechanical hand supporting parts, electronic equipment Various components, microwave devices cavity, high power radiators, IT and high-grade precision machine parts, aluminum die-casting pieces of copper, aluminum and other communications, IT equipment structure pieces; tooling and seized equipment, welding pieces of metal processing , Spray paint, precision machinery parts scattered the whole set of processing and agents to provide customers with cast aluminum metal surface oxidation, Ranhei, electroplating, heat treatment, such as processing.

目前主要加工的产品有：机械手配套零部件、电子设备各种零部件、微波器件腔体、大功率散热器、IT高档精密机加件、铝铜压铸件、铝型材等通讯、IT设备结构件；工装及检具，金属结构件焊接加工、喷涂烤漆、精密机械零件整散套加工及代理客户提供铸铝与金属表面氧化、染黑、电镀、热处理等加工。

Yi-li to Plastic Hardware Mold Factory About the Company in Hong Kong was founded in 1986, specializing in the production of various types of precision molds, such as audio, OA products, digital camera parts, DV digital video camera shadow box, computer peripherals, computer plug-precision , 3°disk mode, mobile phone parts, ear plugs and battery boxes.

本公司在香港创建於1986年，专业生产各类型精密模具，如音响，OA产品，数码照相机零件，DV数码摄录机影盒，电脑周边设备，精密电脑插头，3寸半磁碟模、手机零件、耳塞及电池盒等。

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。

The system can be widely used in belt weighing and batching process control,etc.

介绍了基于智能模糊控制的嵌入式配料系统的设计方法，对模糊PID控制过程和系统调零作了重点的讨论，同时给出了PID控制的程序流程图和系统定长调零子程序。

"I dunno," she answered,"but if you show me aroun', I'll recognize it from the lighthouse just outside the porthole."

"我不知道，"她回答说，"如果你能带我转转，我能认出来的，因为灯塔就在舷窗外。"