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The effects of matrix strength on three-point bent fatigue strength for the nitriding parts made from the nitrided steel have been studied by changing tempering temperature during pre-treatment. 通过改变预处理回火温度，研究了基体强度对氮化钢渗氮件三点弯曲疲劳强度的影响。
The screw and gunk of the unit are treated with good nitrided steel and are characterized long service life. 本装置的螺杆和料筒均采用优质氮化钢经离子氮化处理，使用寿命长，螺杆头部装有止逆环，可减少注射时物料沿螺杆的回流。
The main parts of the exchanger are all adopt nitrided steel and through nitrogen treatment, so as to guarantee the exchanger wearproof. 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。
Here we are in the yard of the steel mill. 这儿就是不锈钢厂的料场。
On the outskirts they passed a steel mill. 他们在郊区从一家钢铁厂前面经过。
The concrete walls are reinforced with steel rods. 混凝土墙是用钢筋加固的。
He is in charge of the operation of the steel mill. 他负责这家钢厂的经营工作。
That thin red line tipped with steel. 那根细细的红线末端装有钢头。
That boat is done with the steel plate. 那艘船是用钢板做的。
It's a bridge of steel framework. 那是座钢铁结构的桥梁。
This cup is made of stainless steel. 这只杯子是不锈钢做的。
The steel market will continue to be active. 钢材市场将会继续保持活跃。
Some glass-hard steel is homemade. 一些有最高硬度的钢是自制的。
A cargo of steel was lost at sea. 有一货轮的钢材在海上遗失了。
Iron and steel are of great use. 钢和铁有很大的用处。
Here is the steel assigned for your company. 这是分配给你们公司的钢材。
The price of steel jump sharply last year. 去年钢材价格急剧上涨。
The soldiers fought their enemies cold steel. 士兵们同敌人进行白刃战。
The steel workers were called out yesterday. 钢铁工人根据指示昨天举行了罢工。
Steel production dropped by more than50%. 钢铁生产量减少了百分之五十以上。