Effects of M-A constituent on toughness of coarse grain heat-affected zone in HSLA steels for oil tanks
M-A組元對石油儲(chǔ)罐用鋼粗晶熱影響區(qū)韌性的影響
The experimental results showed that M-A constituents mainiy distributed at prior austenite grain boundaries at second peak temperature of 780 ℃, large particle M-A constituent and fine grain bainitic zone were formed at prior austenite grain boundaries at 840 ℃, and M-.
結(jié)果表明,二次峰值溫度為780℃時(shí),M-A組元在原奧氏體晶界成鏈狀分布;二次峰值溫度為840℃時(shí),原粗晶區(qū)晶界位置生成了細(xì)晶貝氏體帶,及大顆粒的M-A組元;二次峰值溫度為900℃時(shí),M-A組元彌散分布,原粗晶區(qū)的奧氏體晶界消失。
M-A constituents in local brittle zones of pipeline steel;
管線鋼焊接局部脆化區(qū)的M-A組元
The refining effect of the second phase particles CaO on γ grain boundary of coarse grain heat affected zone(CGHAZ) and the effect of M-A constituents in microstructure of CGHAZ on toughness were investigated.
分別研究了微鈣C-Mn鋼中分布的彌散的熱穩(wěn)定的第二相CaO粒子對焊接熱影響粗晶區(qū)(CGHAZ)奧氏體晶粒的細(xì)化效果和CGHAZ顯微組織中的M-A組元對沖擊韌性的影響。
The granularity and M-A constituents were etched by Lepera reagent.
用Lepera著色腐蝕劑腐蝕粒狀貝氏體中的M-A組元,觀察和研究了不同t8/5的熱模擬條件下粒狀貝氏體中M-A組元的形態(tài)、數(shù)量及分布特征。
And as corollaries, the strong deviation theorem for frequency of m-tuple of the sequence of arbitrary integer-valued random variable is obtained.
并作為推論得到了任意整值隨機(jī)變量序列的m元序組的強(qiáng)偏差定理。
Study on the wavelet packet based M-ary multicarrier spread spectrum system;
基于小波包的M元多載波擴(kuò)頻系統(tǒng)研究
The algorithm can achieve BPSK DSSS in the in-phase branch based on the code phase,and the M-ary modulation in the orthogonal branch based on code polority.
該算法利用擴(kuò)頻碼碼極性特點(diǎn)在同相支路上進(jìn)行BPSK調(diào)制的直接序列擴(kuò)頻傳輸,利用擴(kuò)頻碼碼相位特點(diǎn)在正交支路進(jìn)行M元擴(kuò)頻傳輸。
Effects of M-A constituent on toughness of coarse grain heat-affected zone in HSLA steels for oil tanks
M-A組元對石油儲(chǔ)罐用鋼粗晶熱影響區(qū)韌性的影響
Microstructure and Wear Resistance of Oral Ti-Zr-(M) Titanium Alloy
熱處理對口腔用Ti-Zr-(M)多元合金的組織及耐磨性的影響
Sum of the Combinatorial Numbers (-x)xxm;
組合數(shù)(-1)~xx~m(m從x到2n-x)的求和
Type M programmer is available in four models.
M型程序單元有四種系列。
Research on the Parallel of GMRES(m) in Fast Multipole Boundary Element Method;
多極邊界元法中GMRES（m）的并行化研究
Design of Parallel IGMRES(m) Algorithm in Multipole Boundary Element Method
多極邊界元法中并行IGMRES（m）算法設(shè)計(jì)
Investigation of the Envelope Character of the M-ary Multi-code MC-CDMA System
M元多碼MC-CDMA系統(tǒng)信號包絡(luò)特性分析
The finite groups having 6p~m elements of maximal oder
最高階元素個(gè)數(shù)為6p~m的有限群
Study on the Microstructures and Properties of AZ91D-M Magnesium Alloys;
AZ91D-M鎂合金組織與性能的研究
On linear Orthogonal System in Ring \$Z/(m)\;
關(guān)于環(huán)Z/(m)上線性型的正交組
Effect of Nb on Microstructure of CFB/M Multiphase Steel
Nb對CFB/M復(fù)相鋼組織的影響
ON L-M METHOD FOR NONLINEAR EQUATIONS
求解非線性方程組的L-M方法(英文)
We give the wavelengths of the K lines for some of the elements in Table 2. 1, in units of ??m.
表2―1中列出某些元素的K線波長，以??m為單位。
Finite-Element Simulation of Universal Rolling Process for 60kg/m Rail;
60kg/m重軌萬能軋制過程有限元模擬研究
Relationship of M Currents Modulation and Neuronal Excitability in Rat SCG Neurons;
M電流調(diào)節(jié)與大鼠SCG神經(jīng)元興奮性的關(guān)系
The Static and Dynamic FEM Analysis of 0.1 Million m～3 Large-scale Oil Tank;
某港口10萬m～3大型儲(chǔ)油罐靜動(dòng)力有限元分析
On the Properties of Uniform Domains and Quaternionic M(?)bius Groups;
關(guān)于一致域及四元數(shù)M(?)bius群性質(zhì)的研究
The Relations Among the Roots, Coefficient and Real of the Unary Quadratic Equation;
一元二次方程的根、系數(shù)與實(shí)數(shù)m的關(guān)系