优化 Jacobian 确定性复用并补充性能剖析与平台依赖文档
在单次 Jacobian 构建内按完整输入精确复用储气物性、PH 反算、密度和管路求根结果,保持原有求值副作用、差分政策与失败回退。八路模型求解 CPU 中位数减少 19.27%,循环和不循环的完整原始采样均与恢复基线一致。 增加独立的跨平台时间剖析工具,记录互斥阶段耗时、Newton/LU 统计、矩阵复用与内核复用,保存 UD00 两种工况的调查报告和机器可读汇总。 补充 Windows/Linux 运行、测试、原生编译和剖析所需依赖文档及索引,不修改依赖清单、版本锁或安装环境。 验证:8 项新增专项回归通过;2270 次完整 Jacobian 核对零差异;16 次剖析配对及预热运行保持完整数值一致。既有固定样本哈希失败和 Linux 实机验收限制见报告。
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@@ -9,6 +9,8 @@ EXPORTS = {
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"native_gas_init", "native_gas", "native_gas_context", "native_medium_init",
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"native_density", "native_temperature_ph", "native_viscosity",
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"native_medium_gas", "native_medium_gas_context", "native_polytropic_gas_context",
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"native_jacobian_gas",
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"native_jacobian_scalar_get", "native_jacobian_scalar_put",
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}),
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"orifice": frozenset({"native_orifice", "native_orifice_context", "native_medium_orifice", "native_medium_orifice_context"}),
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"pipe": frozenset({"native_pipe_resistance", "native_pipe_flow", "native_pipe_flow_context",
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