查询词典 nitrided

On the principle of energy saving,environment protection and high efficiency,the process technology of nitrided manganese based on powder block was optimized.

在节能、环保、高效原则下，基于粉末压坯对氮化锰生产工艺进行了试验。

The possibility of using granular nitrided fused iron catalyst for Fischer-Tropsch synthesis at high space velocities is investigated.

为进行高速固定床以水煤气为原料的合成，研究了颗粒熔铁催化剂。

However, an additional effect is proposed to transform the surface properties to explain the complete observations, including the missing dislocations within the nitrided surfaces.

不过，额外的影响，提出改造的表面性质解释的全面观察，包括失踪的混乱氮化表面。

Some nitrided tubing s were fractured used in an oil well for less than one month.

某批油管经过渗氮处理后下井使用，不到1个月就发生断裂事故。

X-ray diffraction. The microstructure and cross section microhardness of nitrided layers were observed and analyzed by optical microscope and microhardness tester.

在一定的工件表面温度下，粒子表面物理吸附的氮原子发生脱附，脱附下来的活性氮原子渗入基体的内部，形成渗氮层。

The above –mentioned relationship was analyzed from the angle of microstructures in nitrided case of 42CrMo steel and other alloy structural steels.

从渗氮层组织结构的角度分析了42CrMo等合金结构钢渗氮硬度与调质硬度之间的关系。

The thickness and composition of the nitrided layer can be controlled by changing ion-nitriding parameters.

此外，改变温度及氮氢比等氮化参数可有效控制氮化层之成分与厚度。

The results show that the thermal wearability of 4Cr2MoWVNi steel is better than that of H11 steel no matter nitrided or not.

结果表明，无论试样渗氮与否，4Cr2MoWVNi钢的热耐磨性均优于 H11钢。

The raw steel is heated and nitrided under conditions such that B and N are contained ranging from 7 to 30 ppm by weight and ranging from 10 to 70 ppm by weight, respectively.

控制对原料钢进行加热和渗氮的条件，使B和N的含量分别为7-30ppm和10-70ppm。

The results show that WO_3 can be nitrided in the mixture gas of hydrogen and nitrogen, and ...

结果表明，WO3可以在氢氮混合气中被还原氮化；氮化反应分两段进行；在氢氮体积比(4～5)∶1，反应温度650℃的条件下，WO3可以被还原为产物W2N；在不同氢氮比的混合气中氮化，WO3会生成不同的中间产物WO2和WOXNY，中间产物WOXNY进一步氮化生成W2N要比WO2容易；助剂Ni的加入使氮化反应温度降低了100℃；载体γ-Al2O3的加入使金属氧化物的氮化过程变为一步氮化还原反应。

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。