寿命

As well as the chock installs the plan sketch with the design, calculates the chock the life, and determines the bearing based on the bearing type and the life the maintenance and the maintenance plan.

以及轧辊轴承的安装方案的拟定和设计，计算轧辊轴承的寿命，并依据轴承的类型和寿命确定轴承的维护及保养方案。

Strain fatigue life in pearlite is longer than that in tempered sorbite with same tensile strength, which can be attributed to the small plastic strains in pearlite.

轨钢的应变疲劳是塑性应变控制过程，抗拉强度相等时，珠光体的应变疲劳寿命高于回火索氏体的疲劳寿命，其原因在于珠光体具有较小的塑性应变幅。

Solve this problem, the best way is to turn valve stem with a tour, or rotary type control valve, and its thick stem stroke than a straight stem 2 to 3 times, and use long life of the graphite packing, valve stem stiffness Good, filling long life, but its friction torque is small, poor little back.

解决这个问题，最好的办法就是用旅转阀阀杆，即角行程类的调节阀，它的阀杆比直行程阀杆粗2～3倍，且选用寿命长的石墨填料，阀杆刚度好，填料寿命长，其摩擦力矩反而小、回差小。

To solve this problem, the best way is to turn valve stem with the brigade, namely, the class trip valve angle, and its stem stroke than the straight stem crude 2 ~ 3 times, and the selection of long-lived graphite packing, valve stem stiffness Well, filling long life, but its friction torque is small, a small hysteresis.

解决这个问题，最好的办法就是用旅转阀阀杆，即角行程类的调节阀，它的阀杆比直行程阀杆粗2～3倍，且选用寿命长的石墨填料，阀杆刚度好，填料寿命长，其摩擦力矩反而小、回差小。

Solve this problem, the best way is to turn valve stem with a tour, or rotary type control valve, and its thick stem stroke than a straight stem 2 to 3 times, and use long life of the graphite packing, valve stem stiffness Good, filling long life, but a small friction torque, hysteresis small.

解决这个问题，最好的办法就是用旅转阀阀杆，即角行程类的调节阀，它的阀杆比直行程阀杆粗2～3倍，且选用寿命长的石墨填料，阀杆刚度好，填料寿命长，其摩擦力矩反而小、回差小。

Rock far more than the life of the life and digital storage of vector of life-cycle.

石头的寿命远远超过人的寿命和数字化存储载体的生命周期。

In order to design and choose the best supportability project balancing between efficiency and expense,the paper studies the influence of arms' LCC by availability project and puts forward some controlling methods with an example.

为了设计并选择出费效比最高的保障方案，研究了可用性设计对装备寿命周期费用的影响，提出了运用可用度门限值来控制寿命周期费用的方法，并举例说明具体的应用。

Development and Application of Magnesia-Carbon Taphole Brick for a 60 t Ultra-High Power Electric arc Furnace;2. Using of selfflowing mending material to mend taphole of 25t converter in Laiwu iron and steel general works,it can overcome the defects which are consisted of mending material on taphole to be corroded easily and difficulty to control the tapping time,etc,.

采用自流补炉料修补莱钢25t转炉出钢口，克服了原出钢口喷补料易被侵蚀而造成的出钢口寿命短、出钢时间不好控制等缺陷，使转炉出钢口寿命大大提高，出钢时间一般能控制在90～120s，降低了放钢温度，提高了转炉炉龄及其他经济技术指标。

The main research object of the reliability theory is the life-span characteristics of the products.

可靠性理论以产品的寿命特征为主要研究对象，通常用一个非负随机变量来描述产品的寿命。

Based on the fatigue test results of SAE 1045 medium carbon steel,the multi-axial fatigue life predication models for different ratios of torsional nominal stress amplitude to the axial one are studied respectively.

基于SAE 1045中碳钢的单-多轴疲劳试验结果，在研究了扭转名义应力幅与拉伸名义应力幅不同比值时的多轴疲劳寿命预测模型之后，建立了统一的多轴疲劳寿命预测模型。

As she looked at Warrington's manly face, and dark, melancholy eyes, she had settled in her mind that he must have been the victim of an unhappy attachment.

每逢看到沃林顿那刚毅的脸，那乌黑、忧郁的眼睛，她便会相信，他一定作过不幸的爱情的受害者。

Maybe they'll disappear into a pothole.

也许他们将在壶穴里消失