IT之家 8 月 29 日消息，适马官宣将于北京时间 9 月 5 日 20 点举行新品全球发布会，有望发布新品 28-105mm F2.8 ART 全画幅变焦镜头。 据外媒 SonyAlphaRumors ...

2024年10月14日 18:35中关村在线 ...

提供最新的科学家新闻，精彩的震撼图片 ...

9 月 23 日消息，适马在 9 月 5 日推出了全新的佳能 RF 卡口 10-18mm F2.8 DC DN 镜头，海外定价 659 美元（备注：当前约 4648 元人民币），国行定价今日 ...

青海省海北藏族自治州是祖国一块神奇的土地。20世纪60年代，在海北州海晏县这块红色的热土上，成功研制出我国第一颗原子弹和氢弹，孕育形成了 ...

Dr. Jeonghee Rho studies supernovae and their remnants to investigate the origin of dust and molecules in the early and local Universe. Supernovae play a key role in the chemical and dust budget of ...

The mission of the International Honor Society Beta Gamma Sigma is to encourage and honor academic achievement in the study of business, to cultivate and celebrate leadership and professional ...

The Beta Gamma Sigma Chapter at Rutgers Business School-New Brunswick received another national distinction, earning highest honors for its activities and engagement during the academic year. The ...

Beta Gamma Sigma is the International Business Honor Society. Since 1913, Beta Gamma Sigma has recognized and honored top performing students from around the world in business schools accredited by ...

Investopedia / Michela Buttignol Six Sigma certification is a verification of an individual's command of a well-regarded quality assurance method. Certifications for Six Sigma training are awarded ...

Beta Gamma Sigma was founded as a national organization in 1913. Its mission is to encourage and honour academic achievement and personal excellence in the study and practice of business.

河北日报讯（记者解楚楚）发展银发经济，不仅是积极应对人口老龄化的重要举措，也有助于稳定和扩大就业。如何助力银发 ...