课程介绍：本课程为清华大学《机械原理》国家精品课，适合平常学习和清华905机械设计基础考研学习。 使用教材为： 《机械原理教程》 申永胜主编 清华大学出版社出版 《机械原理辅导与 ...

截至今年上半年，三星电子的半导体业务部门和SK海力士占韩国前100家公司营业利润总额的40.2％。随着存储芯片价格开始出现下滑，韩国业界对整个国家经济放缓的担忧不断增加。 据相关行业消息及企业评估公司CEO Score日前发布的信息显示，今年上半年，钱100家公司的营业利润总额为82.28万亿韩元（726.2亿美元）。 三星电子的半导体部门在此期间的营业利润为23.16万亿韩元（204.4亿美元） ...

How do scientists follow an impressively long bird migration? They give a crane a GPS. A team of scientists used small GPS leg bands to follow 104 of these wading birds as they traveled across ...

A global collaborative study of four species of crane has shed light on the way that migrations are finely tuned to unpredictable and complex environments. A team from 10 countries combined novel ...

The newspaper reported that none of its employees were working in the newsroom when the crane fell into its St. Petersburg building Tampa Bay Times via AP A crane collapsed into a St. Petersburg ...

WASHINGTON—The Biden administration plans to invest billions in the domestic manufacturing of cargo cranes, seeking to ...

The Price to Earnings (P/E) ratio, a key valuation measure, is calculated by dividing the stock's most recent closing price by the sum of the diluted earnings per share from continuing operations ...

Cranes commissioned by the Northwest Seaport Alliance leave China bound for the Tacoma Tideflats in 2018. Northwest Seaport Alliance Courtesy Chinese-made shipping cranes — those giant ...

The National Weather Service says it has received reports of multiple collapsed cranes due to high winds in St. Petersburg, about 50 miles south of Siesta Key, where Hurricane Milton made landfall.

Crane Beach in Ipswich will be closed to swimming “through at least” Wednesday after a great white shark was spotted in the water, officials said. The Trustees, a nonprofit that manages the ...

Emily Crane is a general assignment reporter at the New York Post. She has worked as a journalist for 15 years at various online, print and broadcast publications. She completed a bachelor of ...

An “unstable” construction crane shut down a stretch of Great Northern Way in East Vancouver on Thursday afternoon and forced the evacuation of a B.C. SPCA animal centre. Great Northern Way ...