[材] 金相組織
An analysis was made on the connection mechanism of the pressing circle and on the metallographic structure at the circle area.
對沖壓圓點連接的機理和圓點處的金相組織進行了分析。
Metallographic structure of copper coated graphite powder and sintering material were analyzed and the reason of the material having high conductivity was illustrated.
本文還分析了這種鋼鍍覆石墨粉末及其燒結材料的金相結構，解釋了材料的高導電性的原因。
With electron microscope the fracture surface and metallographic structure analysis is done for typical sample of Q235, Q345 plate of low elongation, its reason found out, some suggestions proposed.
用電鏡對邯鋼Q235，Q345中闆伸長率低的典型試樣進行了斷口、金相組織分析，找出了試樣斷後伸長率低的原因，提出了相應的改進建議。
The effect of ferro-silico-barium and its rare earth complex alloy on mechanical properties, castability and metallographic structure of cast iron containing Pb, As and Sn have been stu***d.
研究了含鋇矽鐵及其稀土複合合金對含鉛、砷、錫鑄鐵機械性能、鑄造性能和金相組織的影響。
The fracture of blades made of a directionally solidified superalloy was analyzed. The failure mode and cause were stu***d in virtue of fracture observation and metallographic structure analysis.
對定向凝固合金葉片的斷裂故障進行了分析，在斷口觀察與金相組織分析的基礎上，對葉片的失效模式與失效原因進行了研究，并提出了預防該類故障發生的措施。
Different influence of Sr modification with different parameters by analyzing metallographic structure on properties of *** casting Al alloy is stu***d.
通過金相組織分析以及在不同參數下以锶變質對壓鑄鋁合金性能帶來的各種影響進行了試驗。
On the basis of experiment and change of metal flow line, metallographic structure and micro-hardness in deformation zone, this paper researched process, characteristic and mechanism of fine-blanking.
通過實驗和變形區流線變化、金相組織和顯微硬度的變化，對精沖成形的過程、特點、精沖成形機理進行了研究。
Also, the anti-stress-relaxation property of PC steel bar mainly depends on the metallographic structure of final products, it does not matter to steel grade and brand of raw material.
PC鋼棒的抗應力松弛性能主要取決于最終産品的金相組織，與其所用原料的鋼種與牌號關系不大；
The results show that chemical composition, metallographic structure and mechanical properties of steel for the tool joints conform to the API standard and the customer's technical requirement.
結果表明，接頭用鋼的化學成分、金相組織、機械性能符合API标準及訂貨技術條件。
The *** casting method of producing BW-120/10 slurry bump worm wheel has been introduced. The metallographic structure and the mechanic properties of the products have been analyzed.
介紹了BW-120/10泥漿泵蝸輪複合體擠壓鑄造一次成形工藝，并對制品的金相組織及力學性能進行了分析測試。
The analysis on metallographic structure indicates that the new crystal firstly appears nearby crystal boundary at the beginning of the dynamic recrystallization;
金相組織分析表明，在動态再結晶開始時，新的晶粒首先出現在晶界附近。
The brass parts with cracking have been analyzed from macro, trend ofcracking, fracture aspects and metallographic structure.
針對黃銅開裂件進行了宏觀分析、裂紋走向及斷口分析；
Study metallographic structure of phosphor eutectic and boride in continuous cast iron. The microstructure of piston has been analyzed and proved after wear test.
研究水平連續鑄造方式下高磷含硼鑄鐵中磷共晶和硼化物的分布特點，并進行超耐磨性試驗，對磨損試驗後材料的微觀形貌進行試驗驗證分析。
The optimal technological parameter was obtained by laser cladding experiment and metallographic structure analysis.
通過熔覆試驗和金相組織分析，獲得了最佳工藝參數。
An analytic test of the chemical composition, the inclusion quantity contained and the metallographic structure of the broken shaft was conducted.
對斷裂主軸的化學成分、夾雜物含量和顯微組織進行了檢驗。
It analyses the chemical composition and metallographic structure of grade X80 steel.
分析了X80級鋼的化學成分和金相組織。
The chemical composition, metallographic structure, hardness and surface of fracture are analyzed herein for the broken blade and lacing wire in order to find the cause of blade fracture.
針對斷裂葉片及拉筋進行了化學成分、金相組織、硬度、斷口等分析，以便找到葉片斷裂的原因。
Mainly its metallographic structure consists of acicular ferrite and martensite.
鋼的組織主要由針狀鐵素體和馬氏體兩相組成。
The macro characteristics, micro morphology, metallographic structure and carburized layer depth of the fractured teeth were observed and analyzed.
對斷齒齒面的宏觀特征、微觀形貌、顯微組織和滲層深度進行了觀察、測試與分析。
By analyzing the network structure, metallographic structure, inclusion, surface quality and drawing process, the reason of crack for 82B wire coils was pointed out.
針對國産82B盤條在拉拔過程中的斷裂現象進行了分析，通過對網狀組織、金相組織、夾雜物與表面質量及拉拔工藝的淺析，指出了造成82B盤條斷裂的原因。
The article analyses the samples under the three heat treatment systems of inflection test with comparability, and illustrates the relation between metallographic structure and inflection performance.
本文運用金相組織分析的手段，對具有可比性的反彎試驗的三種熱處理制度下的樣品進行分析，展示了金相組織與反彎性能之間的聯繫。
The metallographic structure of specimen under different conditions was stu***d.
還對不同條件下制備的試樣進行了金相組織分析。
This is ideal optical instrument for micro observation in metallographic structure and surface morphology. It is suitable for research in metallography, mineralogy, precision engineering, etc.
適用于金相組織及表面形态的顯微觀察，是金屬學、礦物學、精密工程學研究的理想儀器。
The heat-affected zone and the metallographic structure are stu***d.
研究了熱影響區寬度和金相結構。
Capable eof heat treatment knowledge base (metallographic structure) to be future HT SCA.
具備熱處理基礎（金相組織），以便成為将來的熱處理工程師。
Metallographic structure, Scanning electron microscope analysis test.
金相組織、掃描電子顯微鏡分析試驗。
Followly, the comparative analysis of the microhardness, metallographic structure and corrosion resistance of laser lap welding welds and resistance spot welding welds were conducted.
然後，對激光焊接接頭與電阻點焊接頭的顯微硬度、金相組織及抗腐蝕性能進行了比較分析。
金屬顯微組織（metallographic structure）是材料科學中用于描述金屬或合金在顯微鏡下呈現的微觀結構特征的專業術語。它反映了材料内部晶粒的形态、尺寸、分布以及相組成等信息，這些特征直接影響材料的力學性能、耐腐蝕性和加工特性來源1。例如，鋼中的珠光體和鐵素體相比例決定了其硬度和韌性來源2。
通過金相分析技術（如光學顯微鏡或電子顯微鏡觀察），研究人員可以識别材料的熱處理狀态、加工曆史及潛在缺陷。美國材料與試驗協會（ASTM）制定的E3-11标準詳細規定了金相試樣的制備流程，包括切割、鑲嵌、研磨和蝕刻等關鍵步驟來源3。
劍橋大學材料科學與冶金系的研究表明，钛合金中α相與β相的分布形态會顯著影響其航空應用中的疲勞壽命來源4。現代材料工程中，計算機輔助的定量金相學還可通過圖像分析軟件對晶界長度、第二相體積分數等參數進行精确測量來源5。
metallographic structure 的詳細解釋如下：
metallographic structure（金相組織）指金屬材料在顯微鏡下呈現的微觀結構特征，包括晶粒形态、相組成、分布及缺陷等。它是通過金相學（metallography）研究方法觀察和分析的，常用于評估材料的性能與加工工藝的影響。
金相組織直接決定材料的機械性能（如強度、韌性、硬度）和工藝性能（如鑄造、焊接效果）。例如，焊接溫度或冷卻方式會引發組織轉變（transformation），進而改變材料性能。
通過金相顯微鏡或電子顯微鏡觀察樣品制備後的顯微結構，結合腐蝕、抛光等技術突顯組織特征。
如需進一步了解金相學技術或具體案例分析，可參考上述來源中的權威網頁。
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