查询词典 nitrided

Time are tested under different kinds of stress for nitrided and un-nitrided specimens made from 35CrMo steel. The testing time ranges from 70 to 80 hours. The following equations are regressed from the tested curves: Un-nitrided specimens:〓 Nitrided specimens:〓 The above equations are consistent with the first stage theory for creep.

为此本文通过实验，测试了35CrMo钢渗氮和未渗氮两种试样在500℃时不同应力情况下的应变随时间的变化曲线，实验时间为70-80小时，将测得的曲线回归出以下方程：未渗氮样品：〓渗氮样品：〓以上方程符合蠕变的第一阶段陈化理论公式。

The small size particles produced during ferrovanadium sizing operation are formed into nitrided briquette so as to obtain nitrided ferrovanadium, The effect of ferroalloy size, pressure, nitriding temperature and nitniding time was studied on the nitrogen content of the product.

对高钒铁合金精整过程中产生的细颗粒物料进行压块渗氮，得到氮化钒铁产品，研究了合金粒度、压块压强、渗氮温度、渗氮时间对产品含氮量的影响。

E The results of LECO TC-436 Oxygen/Nitrogen Determinator show that there is a little oxygen in the nitrided samples.

D试样的粒度较大和高温加热时间比较短的情况下，渗氮试样中均有未发生氮化的金属锰残余。

However, the structure of the single-phase nitrided layer and the diffusion process still need to be investigated.

但目前对奥氏体不锈钢氮化后改性层结构的认识及扩散机制和影响因素还不明确。

The color development reaction between titanium in extra-low ferrochrome,nitrided ferrochrome and diantipyryl methane is studied.

研究了微碳铬铁、氮化铬铁中钛与二安替比林甲烷的显色反应。

To promote development of low alloy steel bearing vanadium and mitrogen,the process,conditions and products of preparing nitrided ferrovanadium and vanadium nitride are introduced on the basis of main documents.

为推动含钒氮低合金钢的发展，在查阅主要文献的基础上，重点介绍了氮化钒铁及氮化钒制备的工艺方法、条件及产品情况。

Two technology including nitrocarburizing process and salt nitrocarburzing process haver been adopted. Several conclusions were obtained: firstly, nitrided layers consist of two layers including the outer white layer, mainly ε and γ′ with favorite errosion resistance, the inner dark layer consist of α-Fe.

再往里为扩散层，扩散层与原始组织无明显区别，是过饱和含氮的α-Fe固溶体，比原始组织更易受腐蚀；(2)试样经长时间氮碳共渗后，渗层最表面会出现疏松，这是因为Fe原子向外扩散，在ε相内造成Fe原子空位，空位向内扩散，并可能在晶界上或某些晶体缺陷处堆积，以致造成空洞。

This article has elaborated the equipment, process of plasma nitriding for piston ring and the examinationway of nitrided layer.

阐述了活塞环等离子渗氮设备、工艺及渗氮层的检测方法。

The main parts of the exchanger are all adopt nitrided steel and through nitrogen treatment, so as to guarantee the exchanger wearproof.

液压站功率1.5kw 。换网器主要部件全部采用氮化钢并氮化处理，从而保证换网器不磨损。

However, for the surface nitrided with the closed N2 cell shutter, after nitridation process at 500℃, the(3 × 3) RHEED pattern was observed and the surface still kept atomically flat.

但是，在关闭N2发生器挡板的情况下，在500℃下，经过氮化将观察到(3×3)再构的RHEED花样，表面仍保持原子级的平整度。

The teacher likes the honeymouthed little girl very much.

老师很喜欢这个嘴甜的小姑娘。

Mr. Notker Bien's interests are traveling, spending quality time with the family and long-distance-running.

诺特卡·柏恩先生热爱旅游，长跑，以及和家人一起共度美好时光。