ld

But he 's , nervous ． " I 'm here to tell you today why you should … should … " Chris trips on the " – ld , " a pronunciation difficulty for many non-native English speakers ．

但他很紧张。“我今天来是想告诉你为什么应该……应该……”克里斯说“should”的“ld”时磕磕绊绊，它对非母语的人来说是很难的发音。

A new modulation dynamic model of LD is presented .

本文给出一个新的适于电路分析的激光二极管（LD）动态调制分析模型。

Analysis on Production Mode and Schedule Model Design of LD Steel-making

转炉炼钢生产模式分析及对应调度模型建立

The LD research is still a new domain .

LD研究还是一个新兴领域。

Direct coupling of high power LD to the multi mode optical fiber

大功率LD与多模光纤的直接耦合

Completed the driving source of Ld laser and emission optical system design .

并完成了半导体激光器的驱动源及发射光学系统设计。

Research and application of control model for LD converter with sublance

有副枪转炉模型的研究与应用

Mechanical System & Control Circuit of LD

机械系统及其控制电路

The application of polymer in LD oil field

聚合物驱在旅大油田的应用

The Design of Performance Appraisal System and Compensation for the Manager of LD Hotel

LD酒店经理绩效考核机制与薪酬设计

Chapter two , Theoretical analysis of LD end-pumped solid-state laser .

第二章：LD端面泵浦固体激光器的理论分析。

Analysis of LD Nonlinear Noise in High Capacity SCM Fiber - Optic Communication Technology

高容量SCM光纤通信技术中LD非线性噪声的分析

Product properties and market development of high clarity resin of film grade LD 104

高透明薄膜级树脂LD104的性能与市场开发

Study on Thermal Effect of Anisotropic Laser Medium by LD End-pumped

LD端面泵浦各向异性激光介质的热效应研究

YAG Laser Welding Automatic Alignment System for LD / PD Module

用于LD/PD模块化的自动对准YAG激光焊接系统

Simulation of Absorbed Power and Temperature Distribution in LD Side-pumped Laser

LD侧泵激光器抽运光和温度分布数值研究

Application of Dry Spraying - repair Process for LD Converter

转炉干式喷补工艺的应用

Analysis on LD Control Circuit of Optical Transmitter

光发射机中激光器控制电路的分析

Research on the system noise of LD pumped solid laser of frequency doubling

LD泵浦固体激光器驱动倍频输出系统调制噪声的研究

Study of the polarization of LD - pumped green - light laser

LD泵浦的绿激光器偏振特性研究

The technologies of automatic power control and automatic temperature control make the LD power out constant .

其中，自动功率控制（APC）和自动温度控制（ATC）技术实现了激光光源的恒功率控制。

Formation and discussion on the circuit model of the DFB LD

基于DFB-LD宏观电路模型的建立与讨论

Optimization Design of Grating Structure for 1.55 μ m DFB LD

1.55μmDFBLD光栅结构的优化设计

In this paper the developing issue and applications of LD are briefly reviewed .

本文评论了它的发展概况并对应用情况作了分析。

Analysis of Extinction Rate Characteristics in LD Wavelength Conversion

LD实现波长变换的消光比特性分析

LD students ' leading achievement goals orientation is learning goals orientation .

学业不良学生的主导成就目标是学习目标定向。

Student with LD urgently demands the education of the mental health .

学习不良学生迫切需要心理健康教育和心理健康援助。

Research on a Variable Bit Rate for LD CELP Speech Coding

一种可变速率的LD-CELP编码的研究

Some aspects in the technical developments of LD refractories in China

我国氧气转炉炉衬材料技术发展的几个方面

Successful education is a effective methods to improve LD students ' academic self-efficacy sense ;

成功教育是提高学业不良学生自我效能感的有效方法；