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An engineering procedure for estimating crack growth behavior and fatigue lives of semielliptical surface cracks at weld toe s in complex stress fields was proposed based on a database of stress intensity factors and the elementary modes method developed by author.

以作者建立的焊趾半椭圆表面裂纹应力强度因子数据库以及复杂应力场中焊趾半椭圆表面裂纹前缘应力强度因子分布计算的基本模式法为基础，给出了复杂应力场中焊趾表面裂纹在疲劳扩展过程中形态变化规律及寿命的工程分析方法；并用这个方法计算了一些典型焊接接头在一些典型的外加应力场和残余应力场中的裂纹形态发展曲线。

In this research, Lamb modes in AU signals were separated in time-frequency space.

胶接接头性能的无损评价是很困难的，至今没有令人满意的评价方法。

We can choose the suitable operative modes and monitoring methods according to the type of septate uterus with or without pelvic disorder and so on.

宫腔镜电切术是诊治子宫纵隔安全、有效的的最佳方法，按照子宫畸形情况、纵隔类型和有无盆腔合并症选择合适的手术及监护方法。

There is provided a hard disk drive power reduction module. A data storage system for a computer including low power and high power modes, comprising low power nonvolatile memory; high power nonvolatile memory; and a drive power reduction module that communicates with said LP and HP nonvolatile memory, wherein when read data is read from said HP nonvolatile memory during said low power mode and said read data includes a sequential access data file, said drive power reduction module calculates a burst period for transfers of segments of said read data from said HP nonvolatile memory to LP nonvolatile memory.

本发明提供一种数据存储系统，其用于具有高功率和低功率模式的计算机，所述数据存储系统包括：低功率LP永久性存储器；高功率HP永久性存储器；和与所述低功率和高功率永久性存储器通信的驱动功率减少模块，其中，在所述低功率模式期间当从高功率永久性存储器读取读数据时，且所述读数据包括顺序存取数据文件，所述驱动功率减少模块计算一个突发周期，用于把所述读数据片断从所述HP永久性存储器传送到所述LP永久性存储器。

New world economic situation posed grim challenge to original commercial modes of life and relation to their environment, also offerred for Internet sale at the same time cannot the possibility of set limit to.

新的世界经济形势向原有的商业生态提出了严峻的挑战，同时也为互联网营销提供了不可限量的可能性。

The functions and operating modes of Islamic banks are based on the principles of Islamic Shariah.

伊斯兰银行的功能和运行模式基于伊斯兰教法。

By application of three—dimensional failure modes to excavation engineerings, designing methods of sheet pile with anchor slabs and I—steel piles with lining planks are proposed respectively; by combination energy safety factor with three—dimensional failure mode, the designing methods about retaining piles supporting pit slopes、pit slopes reinforced by anchor—nail compouding system and slurry trench excavation for construction of diaphragm also are given out.

本文把主、被动状态下土体的三维破坏模式应用于基坑支护工程中，分别提出了锚碇式板桩墙和工字钢桩衬板墙的设计方法；把主动状态下土体的三维破坏模式和能量安全系数法结合在一起，也分别提出了护坡桩支护基坑边坡、强锚弱钉加固基坑边坡和地下连续墙施工中的泥浆槽壁等的设计方法。

"3 North " shelter-forest project makes environment of modes of life and relation to their environment of 3 north zone gets clear improvement, produced remarkable society and economic benefits.

"三北"防护林工程建设使三北地区生态环境得到明显改善，并产生了显著的社会和经济效益。

There are four kinds of logistics modes that have great significance to shortening the response time of the final users.

四种物流模式对于缩短供应链最终用户的响应周期有极大的意义和作用。

We got the simple and high accurate eigenvalue equations and cutoff frequency formulae of all propagation modes. Second, to the optical fiber with homogeneous cladding, we defined the "permittivity ratio", and we got the simple and high accurate connection of cutoff frequency to the ratio. Third, to the fiber with inhomogeneous cladding, we analyzed the dispersive and power-frequency characteristics.

第二，对于具有各向同性包层的弱渐变光纤，引入了介电比，找到了精度高且形式简洁的截止频率对折射率参数的依赖关系；第三，对于具有各向异性包层的弱渐变光纤，首次通过包层的轴向与横向的介电常数比分析了该类光纤的色散和功率特性。

The dissecting of samples in group2 were difficult. The root of pulmonary artery and ascending aorta failed to be unfolded because fibrous tissue was tough, right and left fibrous trigone were too firm to be solved by hand. Cardiac muscle fibers couldn't be stripped along myofibrillar trajectory since they were prone to break because of their friability.

组2的心脏解剖困难，表现为纤维组织坚韧，游离肺动脉非常困难；徒手无法松解左、右纤维三角，肺动脉和主动脉根部的游离非常困难；心肌纤维坚硬、质脆，解剖时容易断离成碎块，无法沿纤维走行方向剥离。

We have battled against the odds in a province that has become increasingly violent.

我们对在一个争夺日益激烈省的可能性。