It is good to learn at another man's cost.是什么意思

用法例句

Improvement of front frame of a loader based on finite element analysis;

基于有限元分析装载机前车架的改进

A parametric finite element modelling program was developed orienting to the special structure of the front frame of a loader, and the modelling method was introduced in detail as well as the structure and subroutine of the program.

该文为装载机前车架空间结构研制了结构尺寸参数可变的有限元建模程序，详细介绍了建模方法和建模程序的结构组成及各功能子程序，并通过数据格式的转化生成可直接被ＡＤＩＮＡ软件调用的模型数据文件。

They are identified as a novel diterpene I, royleanonic acid, two known flovonoids II, eupatorin and III, hispidulin by UV, IR, MS, and NMR spectroscopic methods and element analysis.

）中得到三个纯化合物，通过紫外、红外、质谱和核磁共振光谱及元素分析的鉴定，发现一个新的二萜类化合物Ⅰ，木香醌酸和两个已知黄酮类化合物Ⅱ，半齿泽兰素和Ⅲ，高前车素。

A lane and preceding vehicle detection and overtake system based on the monocular vision is designed for intelligent vehicle in structural two-lane road environment,which can work in both sunny and cloudy days.

为了能够提高行驶速度,保障行车安全,提高行驶环境认知,设计了一个基于单目视觉的车辆自适应道路、前车检测、超车指导系统,其主要应用于双车道结构化道路,而且在晴天与阴天不同天气情况下,车道线以及深色、浅色车辆均可识别,并可跟踪、超越前车。

The research of solving load of loader front frame in finite element analysis;

有限元分析中求解装载机前车架载荷的研究

Weight-guided criterion method applied for structural optimization design of front frames;

导重准则法在前车架结构优化设计中的应用

The relative space position of automotive front hood and its lever linkage mechanism was analyzed.

本文分析了某车型汽车前车盖及其杠杆联动机构的空间相对位置,应用虚拟样机软件MSC。