I gasped as I opened it and saw a gold necklace with a diamond pendant.
我打开它，不禁深吸一口气我看到里面是一条金项链，上面带着钻石链坠儿。
This article analyzes the main factors and selection of rational cutting conditions influencing the surface flatness error and other defects in sawing marble plates with diamond saw blade.
本文分析了金刚石框锯在锯切大理石时，引起表面平面度偏差和其它缺陷的主要因素以及合理工作条件的选择。
Also we produce dado bado blades set and all kinds of diamond circular saw blades.
同时，本公司也生产各种组合锯套装，各种特殊合金锯片，以及各种金刚石锯片。
The study of this subject has guiding significance to the industrial production of diamond saw blade .
本课题的研究对金刚石圆锯片激光焊接的工业化生产将具有一定的指导意义。
Saw blade with diamond order arrangement can improve markedly its sharpness and life.
排布方式合理的有序排列金刚石锯片能明显提高锋利性，增加寿命。
Sharpness of saw blades will be improved with coarsening of grit size under the condition of constant diamond concentration.
当金刚石浓度不变时，适当增大金刚石粒度，锯片锋利性也能得到提高。
Through the theoretical deduction, the Kinematic equation, the velocity equation and the acceleration equation of the diamond wire saw during the manufacturing process are obtained.
通过理论推导得出了金刚石线锯加工过程的运动方程、速度方程和加速度方程。
The test and application of a new efficient and durable synthetic diamond tip on disc saw are described.
叙述了一种新型高效、耐用人造金刚石圆盘锯牛刀头为试验应用情况。
The job of maintenance adopts the underwater diamond wire saw for cutting the oil - gas pipelines aiming at the characteristic of the benthal condition and the structure of the pipelines.
在海底油气管道维修过程中，针对海底作业工况和油气管道的特殊结构采用水下金刚石绳锯机完成管道切割作业。
A new diamond block with water groove and the round saw are shown. The structure and property of the block is introduced.
提出一种带水槽的新型直槽式金刚石节块及圆锯片，并介绍了该节块的结构与性能。
The research proposed a new manufacture method of ultraviolet-curing diamond wire saw using nonmetallic core wire replaces the traditional metallic core wire.
提出了一种用非金属芯线代替传统金属芯线的紫外光固化金刚石线锯制作方法。
Improving the service life and cutting efficiency of the segment of cutting border are the key problem of studying the metal bond diamond saw blades.
提高切边刀头寿命和切割效率是金属结合剂金刚石锯片研究的关键问题。
The main work of this dissertation includes researching the underwater cutting technology of diamond wire saw and developing its engineering prototype.
本课题主要任务是进行水下金刚石绳锯机切割技术的研究与工程样机的研制。
The cause of deviated sawing of diamond gang saw during stone sawing process was analyzed in detail combined with the operation and the relevant adjustment method was proposed.
结合实践，比较详细地分析了金刚石条锯在锯切过程中产生跑板现象的原因，并提出了相应的调整方法。
The synthetic diamond is used extensively to make saw cutting tools because its high hardness, high strength, high wear resistance and some other performances.
人造金刚石以其高硬度、高强度、高耐磨性等性能，被广泛用于制作锯切工具。
The total scheme of diamond wire saw that can cut off the submarine oil pipeline in dry cabin was established and the main assemblies were designed.
确定了可在海底干式仓内切割输油管道的金刚石绳锯机的总体方案，并对主要部件进行了设计计算。
A method to obtain the diagnostic signal, the acoustic feedback control system and the principle of laser welding diamond saw are described in the paper.
介绍了特征声信号的提取方法及其用于激光焊接金刚石锯片的反馈控制系统构成和基本原理。
For tensity disposal of saw blade, the cutting heat was considered when analysing the stress and deformation of the new combined diamond saw blade by applying ANSYS.
针对圆锯片基体的适张处理，在考虑切削热影响的情况下，应用ANSYS对新型组合式金刚石圆锯片基体进行应力、变形分析。
As with the diamond wall saw blade, a flat saw blade consists of a circular steel core with diamond segments attached to the periphery.
金刚石锯片与墙、楼锯片钢分为圆形钻石核心环节重视同周边。
And then I saw a lovely diamond necklace with a big blue stone in the centre.
后来我终于看中了一条美丽的钻石项链，中间还嵌着一颗大蓝宝石呢。
In the paper, analysis of wear mechanism of circular diamond saw blades with several typical segment structures being widely used in stone processing area.
本文对目前石材加工领域广泛使用的具有几种典型节块结构的金刚石圆锯片的磨损机理进行了一些分析。
Based on the experiments of cutting engineering ceramics by diamond saw blades, the factors of influencing cutting forces are analyzed.
在用金刚石锯片切割工程陶瓷材料的切削试验基础上，对影响切削力的各种因素进行了分析。
Through research on the influence of the peripheral speed of diamond saw blade upon the wear of diamond cutting segments, this paper deals with the wear mechanism of the same.
本文通过研究金刚石锯片线速度对锯齿磨损的影响，探讨了金刚石锯齿的磨损机理。
The composition and microstructure of the diamond saw blade joint welded by laser welding were studied using X ray diffraction and SEM, and the mechanical properties of welded joint were measured.
利用x射线衍射分析和扫描电镜，研究了金刚石锯片激光焊接接头的成分和组织，并测试了接头的力学性能。
The performance of the diamond saw-blade matrix is the key factor that affects cutting capability.
金刚石工具胎体的性能是影响金刚石工具切割性能的关键因素。
The results show that saw blades will be more sharper with reducing of diamond concentration under the condition of constant grit size of the saw blades.
并通过理论计算与分析得出结论：当金刚石粒径不变时，适当减少金刚石浓度，锯片锋利性得到提高；
The results show that saw blades will be more sharper with reducing of diamond concentration under the condition of constant grit size of the saw blades.
并通过理论计算与分析得出结论：当金刚石粒径不变时，适当减少金刚石浓度，锯片锋利性得到提高；
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