洛氏硬度 hrc

變色龍真的好厲害 保證五秒讓你驚豔

2月 15, 2012

葉迎蓮

kuso

洛氏硬度（HRC）和布氏硬度（HB）具體區別和換算      好強的變色能力喔!!  硬度 是衡量材料軟硬程度的一個性能指標。硬度試驗的方法較多，原理也不相同，測得的硬度值和含義也不完全一樣。最常用的是靜負荷壓入法硬度試驗，即布氏硬度(HB)、洛氏硬度(HRA，HRB，HRC)、維氏硬度(HV)，其值表示材料表面抵抗堅硬物體壓入的能力。...

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這根本是交通的霸凌阿

2月 15, 2012

張易旋

kuso

Rockwell scale - Wikipedia, the free encyclopedia 這台公車... 嗑藥了嗎?The determination of the Rockwell hardness of a material involves the application of a minor load followed by a major load. The minor load establishes the zero position. The major load is applied, then removed while still maintaining the minor load. The d...

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世界上最短的...看了你就知道...

2月 15, 2012

何海丹

kuso

Brinell hardness (HB), rockwell hardness (HRC), Vicker hardness (VH)    你沒有看錯 你只有一秒可以過馬路!!!!Brinell hardness (HB) and rockwell hardness (HRC) explaination and convertion by Dandong Foundry in China. ... Brinell hardness (HB), Rockwell hardness (HRC) and Vickers hardness (VH) What is Brinell hardness (HB)? What is Rockwell hardness (HRC)?...

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不想洗澡~用拖的也要讓你洗澡

2月 15, 2012

謝語蘭

kuso

Rockwell Hardness (HRC, HRB) to Brinell Hardness (HB or BHN) Conversion 你給我過來洗澡~~~(拖~~Rockwell Hardness (HRC, HRB) to Brinell Hardness (HB or BHN) Conversion - Download as PDF File (.pdf), Text file (.txt) or read online....

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最"驢"的3貼

2月 15, 2012

郭靖萍

kuso

Rockwell Hardness (HRC, HRB) to Brinell Hardness (HB or BHN) Conversion 看吧！我可沒騙你,果然夠"驢"吧!!Introducing the hardness conversion formula and table for Rockwell Hardness (HRC, HRB) to Brinell Hardness (HB or BHN) by Dandong Foundry in China. ... Rockwell Hardness (HRC, HRB) to Brinell Hardness (HB or BHN) Conversion Hardness is very important for ...

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這一張三格漫畫非常有潛力---讓我笑了好久

2月 15, 2012

謝盼柳

kuso

Definition of Rockwell Hardness (HRB or HRC) 看了三秒之後 我大笑了!!  Glossary of metal industry terminology and definitions from your About.com Guide. ... Definition: Rockwell is a method of measuring the hardness of materials. Hardness, in this sense, means resistance to penetration....

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