去年12月，长三角大科学装置（光源类）联盟在安徽合肥成立。“联盟的成立，开创跨区域科技资源统筹协调新机制，为提升我国光源类大科学装置国际竞争力搭建了协作平台。”俞书宏说。
To continue on the point about "conceptual understanding", I still don't understand e.g. why some parts of the application use "actions" to handle events while dialogs have to use "signals" instead ("actions" and "signals" also have totally different mechanisms for specifying handler functions, so they're very not interchangeable!).，更多细节参见新收录的资料
Best lighting design，这一点在新收录的资料中也有详细论述
Фото: Дмитрий Азаров / Коммерсантъ
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