导入IGS文件 显示错误 是什么原因
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sbdSerTJcLQcppfu3rB92TYdYpdXMI6rUXg2wdpu65ncjAdk67Xb3y2kHaKl24c18zts85fG6PPG8rT1+tX1nOcTzKWz9yIUzOw9vlTcv2VAG3mV+dH9kM4Y9t5+Zh3r56hdPv93VV75NDe7XdJcSfnF4AcBWdb3zjG0fNY1hqb7zxRlULUTqHv/gX6f/93fz4ghDZ3iPyz5/UPyf6dUp/4Zf559//dyn9nX9ezwOWzsc//vGqgMl0ImEas+hCtmbWjQSAxXGzcbUytTAzOBdy3LzPjQRmY9JnkVKqLp1IuMwsu5At3UgAVpwQCRcJdiHLuZAXng85QjcSgFUmRMJF5tGFbOlGArDChEg4zxXOhSxXZ7dXaE9DNxKAVSVEwnnm2YVs6UYCsKKESJjkCl3IInJOZEs3EoBVJETCJDfRhWzpRgKwgtwnUq1U3YjSEfy/f5yO/nJKnT+9mSrvVd5TNxKWx6TPILUc5b/PcpROJIxrOoLP/Ldcf3JDld+rohsJcKkSYFi8zje/+U3/72xWwuuvv14VwE34xCc+URUwmU4kAABhQiQAAGFCJAAAYUIkAABhQiQAAGFCJAAAYW42rlamAG7apM8ipVRdOpEAAIQJkQAAhAmRADBDn/70p49r0jSsCyESAGboW9/61oU/YV0IkQAAhAmRADBjpes4OpytC8k6EiIBAAgTIgFgDtpupC4k68rNxtXKFMBNm/RZFKlZrEOpZS2dSAAAwoRIAADChEgAAMKESACYg0996lOnfsK6ESIBYA6+/e1vHxesIyESAIAwIRIAgDD3iVQrVQA3ZdJn0FXq4C8Nq5q0bNE1y/1UT1/pRALAnPzhXzxIv3rmj6oqj5dNCQJwVUIkAMzRg2ceVQXrRogEgDn5B3+2me78+nZV5TGsk853vvOdo+YxLLWHDx+mV199tZkCmK8XX3wxvfDCC83U1bXD2EIk60YnEgCAMCESAIAwIRIAgDAhEgCAMDcbVytTADdt0mdRuNp/Ji27Rs1s+5S6YulEAsAKKl/isEhCJAAAYUIkAABhQiQAAGFCJAAAYUIkAABhQiQAzNgnP/nJ4/rXw92qyuN5Gn3P1qR5MCud7373u0fNY1hqg8Egvfrqq80UrK7f/Df/o3nELP2ff/W3m0ez8eKLL6Zer9dMTa8Etvzd2kyl9Ie/cVCFyO/+vX/bzJmf8fcuJs2DWXCzcbUyBXDTJn0WXVavvfbaqenW6Lx5VXnvEhrb6fJ4fHuUmlUZzgZYkCe/+1fTb331H/l5zZ/L4u7du8c1qnQhP9d9qZmC9dHJv6EYzmYl7O3tGc5mLbTD2SUA/exnP6sec3XPfvlPq5/zGM7e2tpqpi5WgmPp+LVGp+/+4jPp7t/6Uvpnv/lXqunr+p2f/7z6+Qfvf3/1c5I2yI5uE8yaEMnKECJZF22ILJ00rucDH/hA+t//8j9VjxcVIscDZOu4I9n//fT7//Wn6a//+d9Mf+1979Xzruhv/OpX6bfze/2vvO7/+b73nRskhUhuguFsgAUpAYjrWfZO7uc+91/S3V/8Tkrf+mAzB9aHTiQrQyeSdaETOTvL3oks83/+8xwis/e//w+qn9d12XD26Pact20wCzqRAAuiE3l9y9qJbIeTixIeS43Ou44SHi86HxJuihAJsCBLFYAe76bb9/abiQvs30vP3t5Nj5vJRRPETxvvPJbHswqvME6IBFiQRQWg/XvPpmefbete2s+RcPezL6fHJSA282/vNjGxhMvj5+YqQfPxy6fn5Zomf87DMnYiR0NbedzWvIeV2/cdf//RnzBLnQcPHjgnkpVQzon8+te/3kzB6lqOcyL30717Kd2//3zOiffSu//0fnrpVp5dQuNnU3rl0UupTFbTu8+lR/l553m8ezvtPvcoXfCUuZnnOZGf+cxnpjon8s6dOyl/lzZTJ86bD+tCJxJgQRY6FLu/n9LzOfXt30uf3X8vvXy76Srefjk9bjqNVTfy1ksXBsji1kuLCZDFMnQiS1AsgXGUAMnTQIgEWJDFBaDHaXd3vx7W3r2VXnnpuRwo76cnTx6l37v1fLr/5El60qTC0mUcHbY+r46Hv2/YspwT2QbJtgRIngZCJMCCLCwA7e+mlx+XsHg/HTcQq/Mhb+f5++leCYbNSY6ly/ikhMqRuv/8rfR7j07Pe1SNhd+8ZTonsgTHtuBpIEQCLMhiAtDjtFtGsscz3zmdyFp+ze1yAU7r8cnwd6kFXq29LJ1IeBoJkQALspgAdCu9dL+5aKbx3nvvnduJrDx+N+0/9/xJ1zK/+lQnsr0IZwGW8epseFoIkQALstgAVMJifXuf/f3H6fn7JRBO6kTWt/9J7+0u1f0hWzqRsDhCJMCCLDYANWHxlVvpvefun7q6urrg5t5+eu65W/nx7bT//KP06NGj9OSlx9VV2/dy6Dw1nD3eubxBOpGwOJ29vT33iWQllJPV3SeSdeD/nT07JYjP8z6R47fuAU7oRAIsiKHY69OJhMURIgEWRAC6PkEcFkeIBFgQAej6BHFYHCESYEEEoOsTxGFxhEiABWkDkJ9X/ymIw+K4OpuV4eps1kV7dTaz5epsuFk6kQAAhOlEsjJ0IoGbpBMJF3um0+kkpVahAG7apM8ipVRdhrMBAAgTIgEACBMiAQAIEyIBAAgTIgEACBMiAQAIEyIBAAgTIgEACHOzcbVSBXBTJn0GKaVOSicSAIAwIRIAgLDOw4cPj5rHsNRee+215hHAzbh7927zCBgnRAIAEGY4GwCAMCESAIAwIRIAgDAhEgCAsM73vvc9F9YAABCiEwkAQJgQCQBAmBAJAECYEAkAQJgQCQBAmBAJAECYEAkAQFjn9ddfd59IAABCdCIBAAgTIgEACBMiAQAIEyIBAAgTIgEACBMiAQAIEyIBAAgTIgEACOu88cYbbjYOAECITiQAAGFCJAAAYUIkAABhQiQAAGFCJAAAYUIkAABhQiQAAGFCJAAAYZ3vf//7bjYOsASOjo5Sp9NppgCWm04kwJIQIIFVIkQCABAmRAIAECZEAgAQJkQCABAmRAIAECZEAgAQJkQCABDWefPNN91sHACAEJ1IAADChEgAAMKESAAAwoRIAADChEgAAMKESAAAwoRIAADChEgAAMI6b731lpuNAwAQohMJAECYEAkAQJgQCQBAmBAJAECYEAkAQJgQCQBAmBAJAEBY5+2333afSGBtHB3VH2mdTqf6CcB86EQCa6WERwESYP6ESAAAwoRIAADChEgAAMKESAAAwoRIAADChEgAAMKESAAAwjrvvPOOm40DS6PcLNx9HgGWn04ksFQESIDVIEQCABAmRAIAECZEAgAQJkQCABAmRAIAECZEAgAQJkQCABDW2d/fd7NxAABCdCIBAAgTIgEACBMiAQAIEyIBAAgTIgEACBMiAQAIEyIBAAgTIgEACOu8++67bjYOAECITiQAAGFCJAAAYUIkAABhQiQAAGFCJAAAYUIkAABhQiQAAGGdH/zgB+4TCWvo6OgodTqdZgoAZksnEtaUAAnAPAmRAACECZEAAIQJkQAAhAmRAACECZEAAIQJkQAAhAmRAACEdX74wx+62TgAACE6kQAAhAmRAACECZEAAIQJkQAAhAmRAACECZEAAIQJkQAAhAmRAACEdX70ox+52TgAACE6kQAAhAmRAACECZEAAIQJkQAAhAmRAACECZEAAIQJkQAAhAmRAACEdX784x+72TgAACE6kQAAhAmRAACECZEAAIQJkQAAhAmRAACECZEAAASl9P8B1pSVcFlkjb4AAAAASUVORK5CYII=论坛附件下载和附件、图片的上传方法
http://www.ugsnx.com/thread-216573-1-1.html
(出处: UG爱好者)
至少带个截图
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