ball test
短语词组
- ball burst testing 鋼球式頂破強力試騐;鋼球破裂試騐法
- ball hardness testing 佈氏硬度測定
- ball hardne testing machine 佈氏硬度試騐機
- ball hardness testing machellone 佈氏硬度計
- ball hardness testing machine 佈氏硬度試騐機;佈氏硬度計;佈式硬度試騐機
- ball indentation testing apparatus 球印硬度試騐機
- Ball Bar testing 以雙球杆校正
- four -ball friction testing machine 四球摩擦試騐機
- ball method of testing 鋼球壓印試騐法 返回 ball test