The result shows that the cracking of the gear is fatigue cracking.

Corrosion Fatigue Cracking of In-service 4340 Steel Super High Pressure Pipe

在役4340钢超高压管的腐蚀疲劳开裂

Fatigue cracking is one of the main failure mode of asphalt pavement.

疲劳开裂是沥青路面的主要破坏形式之一。

Study on Characteristic of Thermal Fatigue Cracking Damage of Wheel Casting Steel

车轮铸钢热疲劳裂纹损伤行为研究

Study on random wave force spectrum and structural fatigue cracking propagation

随机波浪力谱及结构件裂纹扩展研究

Experimental Research on the Threshold Value of Fatigue Cracking of High Strength Steel

高强度钢的疲劳裂纹门槛值实验研究

The stresses from the structural analysis are combined with the pavement distress models to predict the rutting and fatigue cracking of pavement, and compared with the measured distress.

接著将结构分析结果与破坏模式结合预测铺面在车辆反覆荷重所造成之车辙与疲劳龟裂，其结果亦与观测值作比较。

An Energy Approach to Dynamic Cracking Process

动态致裂过程的能量分析

Study on Lumped Kinetic Reaction Network of Heavy Oil Contact Cracking Process

重油接触裂解制乙烯集总反应动力学模型研究

Constitutive damage model and its numerical method of cracking process of masonry structure

砌体结构开裂过程细观损伤数值模型及其分析方法

Development of ethylene production using heavy oil contact cracking process

重油直接裂解制乙烯技术的开发

Development and Application of Industrial Catalytic Cracking Process Online Calculation

工业催化裂化过程在线工艺计算技术开发与应用

Fluid catalytic cracking process dynamic model and simulation ──ⅰ. process dynamic model

催化裂化过程动态模型及仿真&Ⅰ.过程动态模型

Research and Development of Fault Diagnosis System for Catalytic Cracking Process

催化裂化反应故障诊断系统的研究与开发

Cracker-barrel philosophy; folksy humor; the air of homespun country boys.

民间哲学；民间幽默；朴素的乡下男孩的样子。

Crackers The mastermind behind the Christmas cracker was a London sweetshop owner called Tom Smith.

饼干想出圣诞饼干的才人是伦敦一间糖果店的店主Tom Smith。

So why this quaint tradition? Where do these paper hats come from? The answer is the Christmas Cracker.

那为什么会有这个古怪的传统呢？戴纸帽子的传统来源于哪里？答案就在另一项圣诞传统活动圣诞拉炮！

A Christmas Cracker is a cardboard paper tube, wrapped in brightly coloured paper and twisted at both ends.

圣诞拉炮是用硬纸板做的纸筒，再用色彩鲜艳的彩纸包裹在外面，两端拧紧。

The answer is the Christmas Cracker.

答案就在另一项圣诞传统活动圣诞拉炮！

The loss of catalyst of the catalytic cracker for oil refinery

浅析炼油厂催化装置催化剂的损耗原因

The technical feature of FSC from Honeywell Company and its application in the catalyst cracker plant in the Company are introduced. The structure and operation of the system are described and the effect is summarized.

介绍霍尼韦尔公司故障安全控制系统FSC的技术特点以及在我厂重油催化裂化装置的应用情况，说明了该装置故障安全控制系统组成和操作界面，并总结了应用效果。