For much of the Cold War, the British Army's main battle tanks (MBT) were first the Centurion and then the Chieftain. The question of the latter's replacement became urgent when in 1980 MBT80 was canc

A captivating novel about mental illness that lingers long beyond the last page, Challenger Deep is a heartfelt tour de force by New York Times bestselling author Neal Shusterman.

The need to understand what top-performing reps are doing that their average performing colleagues are not drove Matthew Dixon, Brent Adamson, and their colleagues at Corporate Executive Board to investigate the skills, behaviors, knowledge, and attitudes that matter most for high performance. And what they discovered may be the biggest shock to conventional sales wisdom in dec...(展开全部)

威廉·罗伯特·加法叶，著名植物学家，澳大利亚国宝级园林设计师，“风之圣殿”的设计者，师从世界级植物学家冯·穆勒。 加法叶的艺术理念是“艺术之完美在于隐藏”，在园林设计中反对人为干预导致的僵化与死板。 曾任墨尔本皇家植物园园长一职长达35年，任期内创造了许多园艺学上的壮举。他在保持这座植物园科学声望的前提下，将它改造为景致连绵的休憩型场所，使其成为首屈一指的风景园林。

The explosion of space shuttle Challenger on January 28, 1986, and the death of the seven astronauts aboard had a major impact on American culture, with many people still vividly remembering exactly where they were and what they were doing when they heard about the tragedy. Journalists and investigators have historically cited production problems and managerial wrong-doing as t...(展开全部)

When the Space Shuttle Challenger exploded on January 28, 1986, millions of Americans became bound together in a single, historic moment. Many still vividly remember exactly where they were and what they were doing when they heard about the tragedy. In "The Challenger Launch Decision," Diane Vaughan recreates the steps leading up to that fateful decision, contradicting conventi...(展开全部)

The explosion of space shuttle Challenger on January 28, 1986, and the death of the seven astronauts aboard had a major impact on American culture, with many people still vividly remembering exactly where they were and what they were doing when they heard about the tragedy. Journalists and investigators have historically cited production problems and managerial wrong-doing as t...(展开全部)

When the Space Shuttle Challenger exploded on January 28, 1986, millions of Americans became bound together in a single, historic moment. Many still vividly remember exactly where they were and what they were doing when they heard about the tragedy. In "The Challenger Launch Decision," Diane Vaughan recreates the steps leading up to that fateful decision, contradicting conventi...(展开全部)