hardness的例句大全

Some effective methods have been given, for instance, decreasing the carbonate's hardness for the scale of recirculated water, thermal deoxidization, adding inhibitor and covering the metal surface with coating materials for the corrosion control of the system.

对于循环水结垢应采用降低循环水中的碳酸盐硬度和加阻垢剂；对于循环水系统的腐蚀可采用热力除氧、投加缓蚀剂及使用涂料覆盖于金属表面等方法。

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Besides, a certain proportion of sodium bicarbonate to acid ammonium carbonate is conducive to porosity of product structure and the reduction of product hardness.

此外，一定比例的碳酸氢钠和碳酸氢铵混合作为化学膨松剂有利于产品结构疏松多孔，降低产品硬度。

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The Polycrystalline diamond ( PCD) has been applied widely in industrial fields as a new cutting tool material of high hardness and good wear-resistance. This thesis designed a type of PCD groove cutter by means of piston ring groove function.

随着聚晶金刚石（PCD）刀具材料在切削铝合金上的广泛应用，本文根据活塞环槽的性能要求及铝合金的切削特点，确定了PCD槽刀几何角度，设计了PCD环槽成型刀具。

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Mold base to be minimum hardness of 165 BHN.

模座的最低硬度为165布氏硬度.

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Granite sawing with three diamond segments having different hardness

三种硬度金刚石节块的锯切实验研究

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The lethal concentration is inversely proportional to pH and water hardness.

半致死浓度Lc50与pH和水的硬度成反比。

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Hardness property and wear resistance of al_2o_ ( 3p)/ Zn-Al composite

Al2O（3P）／Zn－Al复合材料的硬度与耐磨性能

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Compared to the normal wire drawing technology in room temperature, the cryogenic wire drawing technology showed remarkable effect: tensile strength was improved nearly 400 MPa, micro vickers hardness was enhanced 74 HV 4.9N, in the meanwhile, toughness was almost changeless.

研究表明，在相同的拉丝条件下，与常温工艺相比，深冷工艺能大幅度提高钢丝的综合力学性能。抗拉强度进一步提高近400MPa，显微硬度进一步提高74HV4.9N，而抗扭次数及伸长率基本不变。

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Development of CO_2 Gas Shielding Flux Core Wire with High Hardness and Research on Wear Resistant Property

高硬度CO2气保护堆焊药芯焊丝的研制及其耐磨性能研究

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Effects of Different Heat Treatment Process and Subzero Treatment on Hardness and Microstructure of D2 Steel

不同热处理工艺及深冷处理对D2钢硬度及组织的影响

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EHC's manufacturing process can accommodate wide-ranging dimensions, hardness, colours core configurations and material combinations.

依合斯提供各种尺寸, 硬度, 颜色,构造和材料的滚轮.

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High hardness and resistance coating JCW-B via arc spraying.

采用电弧喷涂方法制备的高硬度耐磨损JCW -B 涂层可广泛应用于工业零部件耐磨表面.

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And a small quantity of m-UFD ( surface modified UFD) with 0.2% weight percentage can improve the flexural strength and hardness by 35.4% and 29.8% respectively. The m-UFD was superior to n-UFD ( not surface modified UFD).

加入0.2%（质量分数）的改性纳米金刚石后，复合树脂的挠曲强度和硬度分别提高35.4%和29.8%，改性金刚石的增强作用明显优于未经改性的金刚石；

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Compared with reactive sputtering and reactive evaporation deposition, indium oxide fims thus prepared has better adhesion to the glass substrates with improved surface hardness due to the high implantation energy.

与反应溅射和反应沉积相比，此法制备的氧化相膜与玻璃基体的附着良好，并因高的注入能量而改善了玻璃表面硬度。

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For detecting the reason of leakage of dry-gas-compressor ′ s rear condenser in its severed work field, we analyzed the linkage structure of its rube plate and heat transfer tube, and used Li Ke ⅱ hardometer to test the hardness.

为查明干气压缩机后冷凝器在服役现场泄漏的原因，分析了其管板与换热管的连接结构，并用里氏硬度计对管板和换热管进行了硬度检测。

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In this paper The hardness of grey iron is related to the amount and fineness of pearlite in the matrix, and is effected to a great extent by the amount of primary austenite and its eutectoid structure.

结果表明，灰铸铁的硬度不仅与基体中珠光体的含量和细化程度有关，而且在很大程度上还取决于铸铁结晶过程中初生奥氏体量及其共析转变的结果。

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The results show that the catalytic cementation nitrocarburizing below the eutectoid temperature has a rapid penetrating rate and high hardness for the diffusion layer.

结果表明，在共析温度以下进行催渗氮碳共渗，具有渗速快、渗层硬度高的特点；

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Above this point the hardness can be increased only slightly, because steels above the eutectoid point are made up entirely of pearlite and cementite in the annealed state.

高于此点，由于超过共析点钢完全由珠光体和退火状态的渗碳体组成，硬度增加并不多。

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Results The mean accumulated energy complex parameter ( AECP) is positive correlation versus the lens nucleus hardness and corneal edema rate.

结果平均累积能量复合参数（AECP）与晶状体核硬度和角膜水肿成正相关。

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DF is widely used in machinery, electronics, optica and medical science due to yts high hardness, chemical stability, special characteristic of infrared penetration and high electrical resistance.

金刚石薄膜由于其极高的硬度和化学稳定性，并且透红外光特性和电阻率高的特性，广泛应用于机械、电子、光学、医学等领域。

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