[单选]
(4)(2分)大齿轮的齿顶圆直径 _______。3V5CsseNxwIhe3ASeXtFQ8PVK4P6i5JliBZSUU5pdT+M5l4DlxScw4DQBEXOydSnEizND1QwxnTRPTql7wyX3lnscUA2D+O0HhQgo/chQATIskVFIaIQUchLMSaWEcuIZcQyLxEQyyzj+gY7zfqAxE9BxwAAAABJRU5ErkJggg==
发布时间:2024-03-05
0次
a. 450mm
b. 440mm
c. 437.5mm
d. 460mm