跌落

基于VB和PLC的冲击跌落试验监控系统

Monitor and Control System for the Drop and Shock Test Based on VB and PLC

ANSYS仿真跌落试验

Simulation of drop test by ansys

他随着一连串的油桶跌落坠地。

He crashed to the ground in a cascade of oil cans .

汽车从山崖上跌落下去了。

The car had toppled over the cliff .

降落伞突然瘪了，他从300英尺的高空跌落到地面。

He plunged 300ft to the ground when his parachute collapsed

这种不安情绪使股票价格跌落到几乎18个月以来的最低水平。

The upset sent share prices sliding to their lowest level for almost 18 months

一夜之间，气温跌落至零下五度。

Overnight the temperature fell as low as – 5oc .

我开始跌落得越来越快，以致于我不能转身、跳水、打转或舞动。

I began to fall faster and faster so that I could not turn , dive , circle or dance .

基于ANSYS的玻璃杯强度的跌落仿真分析

Simulation Analysis on Fall Strength of Glass Cylinder Members Based on ANSYS

基于ANSYS的啤酒瓶跌落仿真应力分析

Stress Analysis of the Glass Beer Bottle by Dropping Simulation Based on ANSYS

基于ANSYS/LS-DYNA的PCB板跌落仿真

Drop-Impact Simulation of PCB Based on ANSYS / LS-DYNA

提高HF组件焊接强度以增强整管抗跌落性能

Enhancing the Anti-Dropping Capability of Color Picture Tubes by Increasing the Welding Strength of HF Assembly

将LDPE加到HDPE中，提高了制品的抗冲击性、抗跌落性和染色性，探索了注塑工艺条件；

The impact resistance , drop impact resistance and colorability of product could be improved by blending HDPE with LDPE .

基于ANSYS的笔记本电脑包装件跌落仿真研究但是，东芝电脑本身并没有质量问题。

Simulation on laptop package dropping by using ANSYS software As to the Toshiba computer in question , the CEO emphasised that it had no quality problems .

今年杭州的排名从去年的第五位跌落至第十。杭州是浙江省的省会，同时也是企业家的摇篮。此外，阿里巴巴集团（AlibabaGroupHolding）的总部也设在杭州。

Hangzhou the capital city of Zhejiang province and home to many entrepreneurs as well as the headquarters of Alibaba Group Holding slid to 10 place from fifth place last year .

动态电压恢复器（DynamicVoltageRestorer，DVR）装置是一种能够保护关键负荷免受供电端电压跌落、骤升等扰动的新型电力电子设备。

A dynamic voltage restorer ( DVR ) is a power-electronic converter-based device that has been designed to protect critical loads from supply-side voltage sags and other disturbances .

介绍了VB和PLC在冲击跌落试验监控系统开发、研制中的应用及PLC的工作方式，并着重阐述了该控制系统的设计方法。

This paper introduces the application of VB & PLC in the research and manufacture of the monitor and control system for drop and shock test and the work method of PLC .

串联型动态电压调节装置（简称DVR）是解决电压跌落的有效手段。

Series dynamic voltage regulator ( short for DVR ) is an effective way to solve voltage sag problems .

周一晚间，Ronald从四楼看台的吸烟区坠落45尺跌落停车场。

Ronald Lee Homer Jr. fell about 65 feet on Monday night from a fourth-level smoking area into a parking lot .

目前，PoP的可靠性分析主要集中在翘曲分析和跌落测试，但在热循环和湿热环境下的可靠性研究比较少。

So far , the reliability issues mainly focus on the warpage analysis and drop test , but seldom on the reliability subjected to thermal cycling or damp & hot environment .

电力系统电压最大跌落的EEAC法分析

Voltage dip analysis with EEAC method

基于SPWM脉冲触发方式，应用TMS320F2812型DSP实现了动态电压瞬时跌落补偿的全数字闭环控制，给出了相关的软件程序设计方法。

TMS320F2812 DSP is applied to implement the full-digital close-loop control for instantaneous voltage sag compensation based on SPWM and its relevant software program design is presented .

技术变革的速度往往很快，诺基亚（nokia）在全球技术领先者地位方面的快速崛起和跌落就是一个例证。

The speed of change in technology was often very fast as shown by the rapid rise and fall of Nokia , in terms of being seen as an global technology leader .

着重研究了机械冲击和应力对无铅BGA封装焊点可靠性的影响，介绍了BGA封装的可靠性力学试验（跌落、弯曲试验）及其分析方法。

The methodologies for free drop test and bending test are introduced , considering the important effect of mechanical stress on the reliability of lead-free BGA packaging .

建立基于EVS算法的同源ANC系统，成功地提取了在大背景噪声下测得的金属跌落物冲击信号。

Based on the EVS the same source ANC system has been built which the impact signals of loose parts have been extracted successfully from the background noise .

他想起了《玩具总动员》（ToyStory）中的一幕，巴斯光年（BuzzLightyear）从窗户跌落，而其他玩具认为是结实、可爱的伍迪（Woody）出于嫉妒，故意将巴斯推出窗外。

He recalled the scene in Toy Story when Buzz Lightyear falls from a window and the other toys think that Woody - solid , likeable Woody - got jealous and deliberately pushed Buzz out .

对DVR控制电压跌落的策略进行了分析，结果表明在使用最小能量补偿法时，这种方法能可靠补偿线路深度、长时间的电压跌落。

The control strategy of DVR for voltage sag is analyzed , and the minimal energy compensation method is found to be reliable and effective for deep and long-duration voltage sages .

为了预测跌落碰撞下球栅阵列（BGA）封装中无铅焊点的失效，采用ABAQUS软件来模拟跌落碰撞过程中焊点的应力分布。

In order to predict failure location of BGA lead-free solder joints under a drop impact , ABAQUS software is used to analysis stress distribution of the solder joints .

73岁的JanetRichardson在斯堪的那维亚游艇上生病，当她在被转移到另外一艘船上时挪威海岸卫队不小心将她的担架跌落海中。

Janet Richardson , who was73 , fell ill on a Scandinavian cruise and was being transferred to another boat when the Norwegian Coastguard let her stretcher drop into the sea by a mistake .

截至上周，在亚马逊网站的笔记本销售排行榜上，华硕变形金刚已跌落至第三，排名前两位的是宏碁和三星的Chromebook。

COM , the ASUS transformer had slipped to No. 3 in the laptop category behind two chromebooks from Acer and Samsung .