h的例句大全

The researcher in the railway system has slighted the technical condition of speed raise subgrade. The subgrade improvement has become a key item in the project of the Jing Qin passenger line, which will provide a 200 km · h-1 service.

目前路内尚未对既有线提速的路基技术条件进行系统研究，在京秦客运通道200km·h-1提速改造中，路基加固已成为改造工程的一个关键项目。

Target Code Generation of NPC Single-phase Five-level SPWM H-bridge Based on Matlab

基于Matlab的NPC单相五电平H桥SPWM目标代码生成

The paper studies the target company H which is a state-owned large and medium-sized fertilizer enterprise.

本文研究的对象&H公司，是一家国有大中型化肥企业。

However, the target speed of this line should be considered carefully according to world standard and national conditions, and with 300km/ h as the most appropriate.

但其速度目标值应根据国际水平和我国国情慎重考虑，以300km／h为宜。

For the target speed 200km/ h, it is complex for longitudinal connected slab ballastless track on the subgrade to construct and inconvenient to maintain, at the same time, it costs a lot.

对于速度目标值200km/h的城际铁路，认为路基上纵连板式无砟轨道施工复杂，维修不便，造价较高。

Design and simulation of a fuzzy target tracker based on H_ ∞ suboptimal filter

一种H∞次优滤波模糊跟踪器的设计与仿真

Through the comprehensive analysis, it is reasonable and practical that the target value of maximum travel speed is 140 km/ h and the traction quality is 985 t ( about 18 cars)-1,095 t ( about 20 cars).

通过综合分析，认为近期内京广线的最高运行速度目标值确定为140km/h，牵引质量为985（约18辆）～1095t（约20辆）较为合理而且可行。

Analysis of 24-h Holter on seasick sailors in Chinese PLA navy global visiting task group

海军水面舰艇编队环球航行中晕船者24小时动态心电图分析

1~ h NMR studies of solvent effect on keto-enol tautomeric equilibrium of β-dicarbonyl compounds

~H NMR法研究β-二羰基化合物的酮&烯醇互变异构体系的溶剂效应

Double-strand Breaks of DNA Damage in Human Lymphocytes Induced by H_2O_2-Fe ￣( 3+) System

H2O2－Fe~（3＋）所致人淋巴细胞DNA双链断裂损伤

Based on the concept of two person zero sum differential game, the sufficient conditions for the existence of an H ∞ state feedback controller to guarantee the robust stability and disturbance attenuation level is obtained, and the solution is given in terms of Hamilton Jacobi Isaacs equation.

基于二人零和动态对策理论，给出并证明了系统鲁棒稳定以及扰动衰减问题解存在的充分条件，通过求解离散时间Hamilton jacobi Isaacs方程给出了其鲁棒H∞状态反馈控制解。

The results show that train can pass through the bridge safely within the speed of 80 km/ h and the smoothness of train satisfies corresponding code.

研究结果表明：在车速不超过80km/h时，列车可以安全运行，平稳性也基本满足要求；

Considering the uncertainty of the identified mathematics model of the tilting train and the multiple design targets of declining control system, three robust controllers were synthesized for analog test rig of tilting train with H ∞ approach and μ approach.

针对摆式列车数学模型的不确定性及倾摆控制系统设计的多目标要求，对摆式列车模拟试验装置的辨识数学模型分别用H∞方法和μ方法设计三个鲁棒控制器。

Results The plasma TNF-α levels in rabbits increased after the burn injury, reaching the peak level 16 h postburn and sustained the high levels till 72 h.

结果家兔烧伤后血浆中TNFα含量较伤前明显增高，伤后16h达到高峰，并维持较高水平至伤后72h。

The tear strength, abrasion resistance and H pull-out of vulcanizate increased;

硫化胶的撕裂强度、耐磨性及H抽出力有所提高；

The essay analysed the first vacuum metallizer in the home ( MODEL H 48500-2) for its poor reliability on the automatic-control system and its low productive efficiency. It also describes the technical reformation and adjustment to the machine.

论文针对国产第一台H48500-2型真空镀膜机电气自控系统可靠性差、生产效率低的问题进行了分析，并对设备实行了改造和调试。

The well Zhu-jia I was a important wild cat well, but its technical casing was broken in the depth of 3279.7m, it had a feature of high strength and anti-H 2S and heavy-wall.

重点探井朱家1井的244.5技术套管在固井时于井深3279.7m处断裂，这是一种高强度、防硫化氢、厚壁套管，段铣难度大。

To analyse the cause of impeller jump of 15 000 Nm3/ h oxygen turbine expansion machine, put forward the technical reform measurement, solve the hidden trouble in operation and gain the remarkable economic benefit.

分析了15000Nm~3/h制氧透平膨胀机叶轮频繁出现窜动的原因，并提出了具体的技术改造措施，解决了设备运行中存在的隐患，取得了可观经济效益。

Steam Temperature Deviation Test and Numeric Calculation for Domestically-made Boilers of 2008 t/ h

国产2008t/h锅炉汽温偏差试验和数值分析

On the basis of investigation of breaking polymer gel with oxidizers such as H_2O_2, K_2S_2O_8, BH, CH, this paper uses the orthogonal test method to probe the optimized composition of gel breaking agent.

在考察单一氧化剂H2O2、K2S2O8和氧化剂BH、CH对聚合物凝胶破解的基础上，采用了复配氧化剂，利用正交试验法探讨破胶剂的优化组成。