[{"title":"( 5 个子文件 4KB ) 裂纹状态下齿轮时变啮合刚度","children":[{"title":"Spur Cracked","children":[{"title":"toothmesh1.m <span style='color:#111;'> 2.22KB </span>","children":null,"spread":false},{"title":"TVMS_Spur_Cracked.m <span style='color:#111;'> 3.53KB </span>","children":null,"spread":false},{"title":"bsm2.m <span style='color:#111;'> 345B </span>","children":null,"spread":false},{"title":"toothmesh2.m <span style='color:#111;'> 1.82KB </span>","children":null,"spread":false},{"title":"hubradius.m <span style='color:#111;'> 195B </span>","children":null,"spread":false}],"spread":true}],"spread":true}]