由何泽林（中国·海口）收藏的算盘，以海南黄花梨（降香黄檀）为主材质全榫卯结构制作而成，长254厘米，宽4厘米，高21厘米，重9.3千克。经世界纪录认证（WRCA）官方审核，被确认为“世界最大的海南黄花梨算盘”。纪录编号：WRC241011C

The abacus collected by He Zelin (Haikou, China) is crafted from Hainan huanghuali (Dalbergia odorifera T. C. Chen) using a full mortise-and-tenon structure. It measures 254 cm in length, 4 cm in width, 21 cm in height, and weighs 9.3 kg. Verified by the WRCA, it has been confirmed as the "Largest Hainan Huanghuali Abacus".

以上是“世界最大的海南黄花梨算盘”的详细信息，您还可通过WRCA世界纪录认证官方网站或在百度中搜索纪录编号“WRC241011C”以获取更多相关资讯。