metallographic test

基本解釋

The whole set of photos are a profuse addition to the current metallographic test photos, and it has momentous practical significance.
該整套圖譜對現(xiàn)有的金相檢測圖譜是一個(gè)非常豐富的補(bǔ)充，具有重要的實(shí)用意義。
The concept and grading method of the"martensitic grade"in the standard of《Metallographic Test for Carburizing Auto Gear》were analyzed and discussed according to the experience and test results.
通過生產(chǎn)中的試驗(yàn)例證和檢驗(yàn)結(jié)果，針對《汽車滲碳齒輪金相檢驗(yàn)》標(biāo)準(zhǔn)中“馬氏體級別”的概念和評級方法進(jìn)行了分析和討論。
It was approved by metallographic test that the sound velocity measured by the instrument was more accurate. The instrument was easy for operation and could be used to realize automatic control.
用該儀器進(jìn)行現(xiàn)場檢測并通過金相試驗(yàn)對比，試驗(yàn)證明，用球化率測定儀比用測厚儀和探傷儀測得的聲速值要精確，而且操作簡單，可實(shí)現(xiàn)全過程自動控制。