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hardness n.1.堅固。2.冷酷無情。3.苛刻。4.困難。5.硬性...

Silicon is a hard, brittle material registering 72. 6 on the rockwell “a“ hardness scale . 硅是硬而脆的材料,根據Rockwell“A”硬度分度測值為726。

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Test method for hardness testing of cemented carbides 硬質合金硬度的測試方法

Vickers hardness test - verification of testing machines 維氏硬度試驗.試驗機的驗證

Test for hardness of plastics by the ball indentation 塑料球壓痕硬度試驗方法

Conversion of hardness and strength for copper alloys 銅合金硬度與強度換算值

Rockwell hardness test - calibration of reference blocks 洛氏硬度試驗.基準塊的校準

2 absolute hardness , also call the hardness of pressing 絕對硬度,亦叫壓入硬度。

Removing water hardness ion , such as calcium , magnesium 去除硬度離子如鈣鎂等離子

Glass and glass ceramics . knoop hardness test d 玻璃和玻璃陶瓷.努氏硬度試驗d

Brinell hardness test - calibration of reference blocks 布氏硬度試驗.標準塊的校準

Stainless steel possesses good hardness and high strength 不銹鋼強度高,韌性好。

The construction is dainty , hardness and easy to install 小巧堅固易于安裝的結構

Test methods for vickers hardness at elevated temperatures 高溫下維氏硬度試驗方法

Aluminium alloys webster hardness standard test method 鋁合金韋氏硬度試驗方法

It has high hardness and better cutting characteristics 硬度高,磨削性能好。

Specification for rockwell superficial hardness testers 表面洛氏硬度計技術條件

Determination of water hardness with ion chromatography 離子色譜法測定水質總硬度

Plastics . verification of shore hardness durometers 塑料制品.斜撐柱硬度計檢驗

Having the hardness or luster of a diamond 似金剛石的具有金剛石的硬度或光澤的