A grinding box which is loaded with the test sheet can be conveniently replaced according to the specification of the test sheet, and simultaneously a plurality of test sheets can be ground.

According to the characteristic of engineering drawing questions library, this paper introduces the content and require of questions library, the function of intelligence, open and intergration in organize test sheet system.

本文根据工程制图试题库的特点，介绍了试题库内容与要求，组卷系统的智能性、开放性与集成性。

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The study of engineering drawing questions library play a important role to promote the quality and efficency of organize test sheet and to advanced the course teaching and evaluation.

研制工程制图试题库对提高组卷质量与效率，促进该课程教学与评估有着重要的意义。

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As to the requirement on teacher's test sheet making, this paper designs and develops an system for automatic test sheet integrating.

针对教师在出卷方面存在的问题，本文研制开发了一套自动组卷系统软件。

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A Difficulty Normal Distributing Algorithm for an Intellectual Test Sheet Generating System Based on Differentiability

基于区分度的智能组卷难度正态分布算法

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She will prepare a test sheet for you.

她会给你开一张化验单。

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The Knowledge Representation and Implementation of an Intellectual Test Sheet Generating System

智能组卷系统中专家知识的表示与实现

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This test is not only the first on-site load test to shaft diaphragm wall foundation in self-balanced method, but also the first on-site large size model load test to shaft diaphragm wall foundation in the loess area in our country.

本次试验既是国内首次采用自平衡法对井筒式地下连续墙基础进行的现场静载试验，也是国内首次在黄土地区对井筒式地下连续墙基础进行的现场大尺寸模型静载试验。

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The machine imports, pumps, pump shell structure strong are the hydrostatic test, the mechanical shaft seal, stop leakage effect is good.

整机进口，泵浦结构坚固，泵壳皆经水压试验，采用机械轴封，止漏效果好。

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A Method of High-Speed and Automatic Performance Test for Incremental Optoelectronic Shaft Encoders

圆光栅增量式光电轴角编码器性能自动检测方法

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Discussion on virtual cam mechanism applied to fatigue test for rotary tiller shaft

对虚拟凸轮机构应用于旋耕机刀轴疲劳试验的探讨

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Physical Model Test and Study on Shaft Excavation by One-step Deep-hole Blasting

一次爆破成井物理模型试验研究

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Abrasion Proof Performance Test on Compound Material Shaft Guide in Mine Shaft

立井复合材料罐道的耐磨损性能试验

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Test Research on main shaft service life of Aeroengine

航空涡轮发动机主轴使用寿命实验研究

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Performance Test of Automobile Driving Shaft Based on Virtual Instrument

基于虚拟仪器的汽车等速驱动轴性能测试系统

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The torsional stress of element in elastic stage and plastic stage is analyzed, the torsional failure phenomenon of element is theoretically explained, and three quarters factor of yield stress formula in torsinal test of circle shaft of plastic materials is certificated.

对构件在弹性阶段和塑性阶段时的应力进行了分析，对构件扭转破坏现象进行了理论上的解释，并对塑性材料的圆轴扭转实验屈服应力公式的3/4系数给出了证明。

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Through observation to the broken section and sampling test, the shaft's material and heat treatment are analyzed and it is pointed out that the main reason for the shaft breaking are bad chemical content and the unreasonable heat treatment.

通过断面观察与取样化验，分析主轴的材质及热处理状况，指出不良化学成分和不合理的热处理工艺是断轴的主要原因；

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The main results of this investigation are as follows: ( 1) Based on the analysis of the test data of shaft anchor, the more accurate combined-power model for axial force in anchor shaft is proposed.

本文在以下方面做了系统的研究工作：（1）通过对锚杆实测数据的分析建立了锚杆轴力分布的复合幂函数模型。

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The structure design, processing technology and industrial test result of shaft sleeve and bearing made with ultra-high molecular weight polyethylene ( UHMWPE) instead of copper and so on were introduced.

介绍采用超高分子量聚乙烯替代铜等制造轴套、轴承的结构设计、加工工艺及工业性实验结果。

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The grinding test of gear shaft is done for the sake of doing research on the main factors of surface roughness in grinding quenching stainless steel.

为研究淬硬合金不锈钢材料磨削加工表面粗糙度的主要影响因素，在齿轮泵齿轮轴上进行了磨削试验。

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Test methods of shaft sinking winches

GB/T5866-1986凿井绞车试验方法

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