主动土压力计算器（Rankine）

POST https://api.elysiatools.com/zh/api/tools/active-earth-pressure

{
  "mcpServers": {
    "elysiatools-active-earth-pressure": {
      "name": "active-earth-pressure",
      "description": "按 Rankine 法计算无粘性土对光滑竖直挡土墙的主动土压力。K_a = tan²(45°−φ/2)。可选均布超载 q。给出基底压力 p₀、总力 P 与合力作用点高度。",
      "baseUrl": "https://api.elysiatools.com/mcp/sse?toolId=active-earth-pressure",
      "command": "",
      "args": [],
      "env": {},
      "isActive": true,
      "type": "sse"
    }
  }
}

{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/list"
}

{
  "jsonrpc": "2.0",
  "id": 2,
  "method": "tools/call",
  "params": {
    "name": "active-earth-pressure",
    "arguments": {
  "phi": 30,
  "H": 5,
  "gamma": 18,
  "q": 0,
  "decimalPlaces": 4
}
  }
}