熔態金屬 的英文怎麼說
中文拼音 [róngtàijīnzhǔ]
熔態金屬
英文
molten metal-
Some metals, such as cobalt, nickel, chrome and so on, can corrade the element in high temperature melting state and affect the service life of element
部分金屬如鈷、鎳、鉻等在高溫熔化狀態可以對元件造成侵蝕，影響元件的壽命。And apatite. by these analyses and comparison with general granite both in china and the world and with the granite in other au or cu belt in china, the characteristics of the granite in this area are concluded as follows. it belongs to magnetite - i or syntectic granite and has crust - mantle mixed characteristics ; it was formed mainly by crystallization differentiation of melting magma and multiphase varied intrusion ; the degree of differentiation evolvement is not high ; the granite and its enclaves p. re congenetic ; the range of temperature is about 500 - 700, the range of pressure is about 2. 50 gpa - 4. 35 gpa, and the range of oxygen fugacity ( lg fo2 ) is - 15. 53 - - 14. 00 ; most granite bodies formed before the collision of plates, and few formed after the collision of plates
通過對測試數據的分析與綜合研究，並同中國和世界一般花崗巖類以及中國主要金、銅成礦巖體的花崗巖類進行對比，得出本區花崗巖類巖石具有以下特徵：屬磁鐵礦-型或同熔型花崗巖，其巖漿物質具殼幔混源特徵：主要由熔融態巖漿經結晶分異作用，通過多期變速上侵而形成；其分異演化程度較低；寄主巖基和包體具有同源性；巖石的形成溫度范圍約為500 - 700 ，壓力大約為2 . 50gpa - 4 . 35gpa ，氧逸度值1gfo _ 2為- 15 . 53 ? 14 . 00 ；該巖帶主要形成於板塊碰撞前消減的活動板塊邊緣期，為燕山至喜馬拉雅早期的大陸邊緣火山弧環境的產物。Protective clothing - footwear and gaiters for use in molten metal foundries - requirements and test methods
防護服裝.熔態金屬鑄造車間中使用的鞋靴和護腿.要求和試驗方法Cooling the melt ( in a quiescent state ) to achieve the desired solid fraction
冷卻熔融金屬（靜態下）獲得理想的固態粒度。Adopt advanced technic of f4 whole cold - press to moulding and heat melt to process to make, let the lining no slot to link withal cheek by jowl connect with exterior metalpipes wall, in the state of allowwing to work keep to distort in - phase, thereby to enhance using - life of lining in the working status of opposite high temperature high vacuum, stop the ecumenic pad fluorin pipes using in condition of cold and heat alternate and minus tension to come into being the matter of padding fluorin floor shrivel to jam the flowway and plastic rip, its perfect choice use to transport medium of strong corrosive strong oxidation by modern chemical - industry corporation
採用氟塑料f4整體冷壓成型及熱熔加工等先進技術製造，使內襯層無縫搭接且與外層金屬管壁緊密粘接，在允許工作狀態下能夠保持同步變形，從而提高了襯里層在相對高溫高真空度的工況下的使用壽命，杜絕了一般襯氟管在冷熱交替，及負壓的條件下使用易產生襯塑層鼓癟阻塞流道及塑料拉裂的問題，是現代化工企業在輸送強腐蝕強氧化介質理想的選擇。But there are some technical difficults for the welding of aluminium alloy such as some broken bits being easily found, a large welding distortion can happen easily, hard to distinguish the difference between the solid metal and liquid metal colour, hard to control the temperature, a lot of air holes can be seen in the welding line and so on
但是鋁合金熔化焊時的技術難點在於：焊接時易引起夾渣，焊接變形大，金屬的固態和液態的色澤不容易區別，焊接操作時控制溫度困難，容易產生氣孔等等。如果焊前清理工作不是很好，檢測氣孔往往超標。( 3 ) despite of many studies on oxidationjlithiation of porous nickel, a very important factor abstract has not been pay much 8ttedion to, that is, most of the matcria [ s in mcfc actually work under a ioad generated by the self weight of mcfc stack, which undoubtedly has a great effect on the materials performance in mcfc
（ 3 ）盡管近些年來，對于金屬ni在熔鹽中的氧化鋰化行為已進行了相當深入的研究，但是有一個很重要的因素卻未被關注。即， mcfc電池堆中的電極材料在實際啟動和運行過程中總是處于由電池堆自身產生的負荷狀態，負荷的存在無疑對電極材料的性能產生不容忽視的影響。Being fine, homogeneous and free of melting, the powder prepared by mechanical alloying has applied to develop scattering strengthen - material, magnetic material, high - temperature material, superconductivity material, amorphous, and non - equilibrium material, compound material etc. as a high - tech technology to prepare alloying powder, ma has become a more and more important method for preparing new materials
機械合金化法制備的粉末晶粒細小、成分均勻，且能避免熔化過程，已用於開發研製彌散強化材料、磁性材料、高溫材料、超導材料、非晶、準晶、納米晶等各種狀態的非平衡材料、復合材料、輕金屬高比強材料、儲氫材料、過飽和固溶體等。作為制備合金粉末的非平衡高新技術，越來越成為一種制備新材料的重要方法。Following these two examples of two and three phases, regarding ternary and quarternary metallic melts involving eutectic as melts consisting of three and four non - homogeneuos solutions correspondingly, and using thermo - dynamic parameters of binary metallic melts involving eutectic, calculating models of mass action concentrations for ternary symmetrical melts formed from similar metastable compounds, ternary unsymmetrical melts formed from unsimilar metastable compounds and quarternary metallic melts involving eutectic have been formulated
仿照這兩個二、三相熔體的例子，將含共晶體三、四元金屬熔體看作由3 ， 4個溶液組成的非均相熔體，並利用含共晶體二元金屬熔體的有關熱力學參數，針對由同類亞穩態化合物組成的對稱型三元系、不同類型亞穩態化合物組成的非對稱型三元系及四元系含共晶體金屬熔體，制定了相應的作用濃度計算模型。Added melt compensates for the first part, but the contraction during cooling in the solid state must be compensated by oversized dimensions
第一次增加熔化金屬補償，但是固態冷卻過程中的補償就要靠加大尺寸。The semi - solid forming technique of low melting point alloy has been used in commercial production
摘要低熔點合金半固態成形技術被專家稱為21世紀新興的金屬製造關鍵技術。In this paper, a series of experiments are carried out with dlms for nickel - based metal powder materials, and the effect of process parameters in sample quality was investigated and analyzed. the main works are as following : ( 1 ) the effect mechanism of laser in metal powder and the nucleation mechanism are analyzed. ( 2 ) the process parameters that affect the quality of sintering parts are investigated and the way how they affect is clear
本文基於直接激光金屬燒結成形技術，通過對鎳基高溫合金直接激光燒結成形的研究，從工藝角度研究某型號鎳基高溫合金的激光直接燒結成形性能以及工藝參數對燒結製件性能的影響，所完成的工作主要有: （ 1 ）分析材料與激光相互作用的機理及熔池的動態快速凝固過程。分享友人