查询词典 cutting

It is put forward that the cutting forces in broaching external rotary surface can be calculated by cutting force per unit area of cut .

以加工曲轴为例，依据拉削原理，通过加工过程中切削层参数的分析计算，指出：拉削外回转表面时的切削力可按照单位切削力计算原理来计算。

Scale cutting method combined with different growth medias was used to evaluate the effect of slice number per bulb, bulb scale development stage, water content and cutting time on the proliferation ability of the bulblet formation with 10 cultivars from domestic and abroad.

以国内外10个朱顶红品种为材料，研究了不同品种、鳞茎切块数量、鳞茎年龄、基质种类、基质含水量、切块时间等因素对朱顶红繁殖能力的影响。

THSC Series Cutter has 1400,1700,1900,2100,2600,2800,3000,3500 type models, control system uses a PLC system in Japan and West Germany, servo motor design concept, so that the length of paper cutting, Caltrop the Founder , tension control and count the number of sheets of man-machine interface can be directly imported and auto-shutdown has the function of design, can also show the speed, the number of job Bohm device perspective, the total number of sheets, such as cutting off the data, as well as operation of failure showed that contribute to the maintenance work carried out machines.

THSC系列切纸机有1400、1700、1900、2100、2600、2800、3000、3500型等机种，控制系统采用日本PLC系统及西德伺服电机设计理念，使纸张裁切的长度、菱角的方正、张力的控制及张数的计数可透过人机界面直接输入，并有自动停机的功能设计，此外还可显示速度、令数、反曲器之工作角度、总切断张数等数据，以及运转故障之显示，有助于机器维护工作的进行。

Reviving civil society may reduce spending in the long run by cutting the demand for government (and thus is perhaps a cannier strategy than simply cutting the supply of government).

而民间团体的复兴能使大家对政府的需求减少，从而在长期节省公共开支。

After the analyses of the force about different shape of caterpillar thorn, it was considered that the drive force of caterpillar tractor consisted of friction force, extruding and cutting force, edge cutting force and thorn friction force.

一般认为，拖拉机在田间行驶时，切线牵弓l力是由土壤抗剪力产生的，其计算公式通过土壤剪切力导出11·2}。这一观点忽略了其它一些因素的影响，并且只适用于直板式履刺。

The specimen laser cutting experiments show that it is feasible to cut thin quartz glass plates pricisely with laser cutting technique with accuracy of better than 20μm and central symmetry of less than 3m.

对石英玻璃薄板的激光精密切割进行了实验验证，实验结果表明，激光精密切割技术能够较好地运用于石英玻璃薄板的精密切割加工中，其加工精度优于20μm、中心对称度小于3μm。

Next, the change of chip breaking performance of indexable inserts of PVD-coated, CVD-coated carbides and ceramal at obviously increasing of cutting speed, and each of cutting and chip breaker parameters effecting on chip breaking performance of commonly used indexable inserts have been studied experimentally.

首先提出了接触图形法和切屑折断性模糊估计等新的研究方法，然后对几种易于折断的切屑形状及断屑槽型进行了分析和概括，并对切削速度明显提高以后涂层及金属陶瓷刀片断屑性能的变化、各切削参数对常用可转位刀片断屑性能的影响进行了试验研究。

Therefore, Ti-based cermet is studied deeply home and abroad, and has wide use in metal cutting as a new type of cutting tool's material.

但该类刀具材料表现出来的问题是强韧性不足，因此如何提高Ti基金属陶瓷的强韧性就成为材料和切削加工工作者所关注的问题。

Tumefaciens mediated transformation using cotyledonary node as explants was optimized; 3 methods including cutting chapiter, ovary injection and chapiter spreading for pollen tube pathway was compared. Cutting chapiter and ovary injection can both achieve insect resistant gene tranformants.

优化了以子叶节为外植体的农杆菌介导转化技术；比较了切割柱头、子房注射和子房涂抹3种花粉管通道法处理授粉后黄瓜子房的转化效果，切割柱头和子房注射均可成功获得黄瓜抗虫转基因植株。

Clear-cutting is favored by the timber industry over the alternative, selective cutting of individual trees in a forest, for several reasons.

相比在一片森林中有选择性的砍伐树木，伐木公司更偏爱皆伐，有几方面的原因。

In the negative and interrogative forms, of course, this is identical to the non-emphatic forms.

。但是，在否定句或疑问句里，这种带有"do"的方法表达的效果却没有什么强调的意思。

Go down on one's knees;kneel down

屈膝跪下。。。下跪祈祷