精密

The accordance of the experimental and theoretical analysis results demonstrates that the method provided in the paper is effective for vacuum-vibration precision seeder design.

试验结果和理论分析结论相互吻合，为气吸振动式精密排种器的理论设计提出了新方法。

The application of digital seismograph in the microvibration analysis of the precision optical equipment.

数字地震仪在精密光学支撑结构微振动分析中的应用。

The PWM controller includes integrated fixed frequency oscillator, under voltage lockout, leading edge blanking, optimized gate driver, internal soft start, temperature compensated precise current sources for a loop compensation and self protection circuitry.

PWM控制器包括集成固定频率振荡器，欠压锁定，前沿消隐的，优化的栅极驱动器，内部软启动，温度补偿一回路补偿和自我保护电路精密电流源。

Dual fuel tanks, precision self-balancing structure, to ensure that each point by finding the same force

双油缸，精密自动平衡结构，确保每个裁断点受力相同

The 1195 self-centering plate design and precision honed pipe sections maximize installed performance.

在1195自定心板设计和精密磨练管段安装性能最大化。

A self-centering plate, precision honed pipe section and tight machining tolerances ensure higher installed performance.

阿自定心板，精密管段磨练和严格的加工安装公差确保更高的性能。

When one of the four measuring components is roughly calibrated, the others can be calibrated precisely relative to the calibrated one. In this article we present the variation of stress and the equation of self-check of the reliability of the observed data.

在井下其中一个元件大体标定的情况下，对其他元件进行了相对精密标定，并给出了应力变化以及实现应力观测数据可靠性自校的计算公式。

Whole machine profile modeling of whole type floating profile modeling mechanism,side deep fertilizer opener of obtuse angle chisel shape,precision seed metering device of combined internal cell bore,and covering soil part of front back separating character are applied in the machine,...

该机采用整体式浮动仿形机构整机仿形，钝角凿形侧深施肥开沟器，组合内窝孔式精密排种器，前后分置式八字型覆土器，其原理新颖、传动可靠、使用调整方便，既可垄播、平播，又可按传统行距和大垄双行播种，播种质量好。

Servomechanism is one of most important subsystem of rocket, and servo valve is the core part of servomechanism. Feedback stick is a precise and low stiffness part and its machining quality and stiffness accuracy determine the accuracy and reliability of servo valve working.

伺服机构是火箭最重要的分系统之一，而伺服阀是伺服机构的核心，反馈杆是伺服阀中的精密低刚度元件，它的加工质量和刚度精度直接影响伺服阀的工作精度和可靠性。

The nonlinear problems in a high-precision servosystem are studied throughly in the dissertation.

论文结合三轴精密测试转台，对高精度伺服系统设计中的非线性问题进行了深入的研究。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。