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A | 周四,CNBC援引熟悉苹果计划的消息人士的话说,苹果正在与至少三家私人医疗保险公司谈判,为65岁以上的人购买苹果手表提供补贴。    

A number of tinned iron armor plates excavated from the Jizhong site Photo: Courtesy of the Shaoxing Institute of Cultural Relics and Archaeology
    A number of tinned iron armor plates excavated from the Jizhong site Photo: Courtesy of the Shaoxing Institute of Cultural Relics and ArchaeologyArchaeologists at the Jizhong ruins site in Shaoxing, East China's Zhejiang Province, recently unearthed a large number of tinned iron armor plates and semi-finished pieces dating to the Wu period of the Three Kingdoms (222-280), according to the Shaoxing Institute of Cultural Relics and Archaeology. These discoveries represent the earliest known tinned iron artifacts in China to date, as well as the earliest tinned iron production remains found anywhere in the world, proving that an organized, systematic craft industry for tin-plated ironwork existed at that time.
While China has a long history of making tinned bronze and tinware, there has long been a lack of reliable historical records or physical evidence to prove early local production of tinned iron artifacts. The newly discovered armor plates can fill this gap, demonstrating that, by no later than the Wu period, local craftspeople in Zhejiang Province had mastered the art of tin-plating iron surfaces. This reflects the region's advanced metallurgical skills at that time, Ge Shuaikun, a researcher at the Shaoxing Institute of Cultural Relics and Archaeology, told the Global Times on Tuesday.
Over the last three years, archaeologists working at the Jizhong ruins site have excavated hundreds of tinned iron armor plates from ancient wells and ash pits. A preliminary investigation confirmed that the surfaces of these plates contain high levels of tin. Subsequent laboratory analyses were conducted in collaboration with the Shaoxing's institute and the Institute for Cultural Heritage and History of Science & Technology at the University of Science and Technology Beijing with methods such as Scanning Electron Microscopy with Energy Dispersive Spectroscopy (SEM-EDS), X-ray Diffraction (XRD), and Micro-CT to deeply examine the samples' materials, structures, and technological traces.
Photo: Courtesy of the Shaoxing Institute of Cultural Relics and Archaeology
    Photo: Courtesy of the Shaoxing Institute of Cultural Relics and ArchaeologyAccording to Ge, tin is a non-toxic metal with a low melting point, excellent corrosion resistance, and a silvery sheen. Tin plating effectively prevents rust, making iron armor far more durable and indeed, even after being buried for 1,700 years, many of these tinned plates retain their silvery metallic shine.
Research shows that the craftspeople immersed iron armor plates in molten tin, thus ensuring complete coverage of the surface with a continuous tinned layer. This coating isolated the iron from exposure to air and moisture, dramatically boosting corrosion resistance. Many of the excavated tinned armor pieces still show a clear, bright silver-white finish.
One major reason for tin-plating the armor was to prevent rust. At the same time, the silvery white shine of tinned iron offered a more striking, beautiful appearance, standing out from the typical dark iron armor of the era. This visual distinction may have marked these pieces as a higher-grade military asset, according to an article from the University of Science and Technology Beijing's official website.
The article said that in earlier eras, from the pre-Qin to Han dynasties, tin was widely used as a surface coating on bronzeware and ceramics. Researchers believe the tin-plating of iron armor discovered at the Jizhong ruins site during the Wu period of Three Kingdoms built upon this local tin-coating tradition, representing an adaptation of those techniques across different materials. The process likely benefited from technological exchange among various specialized workshops at the site, including those making bronze castings, iron weapons, and other metallurgical products.
。据了解,谈判的重点是为那些负担不起Apple Watch系列3或系列4的老年健康保险用户提供补贴。

B | 目前,38mm铝版苹果手表系列3起价为279美元。

C | 由于苹果新推出的秋季检测和心电图功能,4系列是最适合老年用户的型号。报告指出,苹果和健康保险公司之间还没有达成正式协议。

D | 这家总部位于库比蒂诺的公司已经联系了市场上的几家大保险公司以及一些较小的健康保险公司,但没有给出具体的保险公司名称。”健康保险初创公司Bright Health的首席执行官Bob Sheehy说:“避免紧急情况可以节省很多钱。”过去,苹果曾多次将Apple Watch与其保险业务联系在一起,包括向安泰保险客户提供Apple Watch的折扣版本。苹果的可穿戴设备也包括在美国医疗保健计划中,在该计划中,佩戴苹果手表的参与者每年可获得高达1000美元的奖励,以实现他们的日常步行目标。

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