direct extension是什么意思

网络释义

用法例句

Properties of welding joint prepared using three copper-base SHS welding materials;

三种Cu基自蔓延焊接材料焊接接头性能的研究

A new cuprum-base SHS welding material was developed by SHS combustion between CuO and Al in order to solve a problem that welding mend of metal parts was difficult in field.

针对在野外条件下金属零部件的焊接应急修理困难的问题,以CuO+Al系铝热剂反应为放热源,开发了一种新型Cu基自蔓延焊接材料,对其焊缝的组织形貌及性能进行了研究。

Study on manual SHS welding based on Q235 steel;

Q235钢手工自蔓延焊接工艺研究

Effect of post-weld heat treatment on microstructure and mechanical property of manual SHS welding

焊后热处理对手工自蔓延焊接接头组织性能的影响

The microstructure of welded joints by manual SHS welding was studied,and the mechanical properties of the welding seam were tested.

分析了手工自蔓延焊接接头的微观组织,测试了焊缝的力学性能,研究了焊缝合金与母材过渡区的元素分布及存在方式。

The test and research of upward flame spreading along the wall for thin type materials;

薄型材料竖向贴壁火蔓延的试验研究

It analyses the risk of fire of the old construction and the importance of keeping away and control,researches the spreading ways of fire fume,and aiming at the control methods of fire fume,it puts forward the special realization to increase the function of resisting the fire of old construction,to assure the safety of people.

分析了古建筑火灾的危险性及防范与控制的重要性,研究了古建筑火灾烟气蔓延的途径并针对火灾烟气的控制方法提出自己的见解,以提高古建筑抵御火灾的能力、保障人员安全。

The image of the growth and spread of the free flame were measured with CCD and computer image processing for several fuels.

利用ＣＣＤ（ＣｈａｒｇｅＣｏｕｐｌｅｄＤｅｖｉｃｅｓ）摄像和计算机图像采集技术，测量了若干种自由火焰在形成及燃烧蔓延过程中的影像发展。

Structure and property of Fe-base manual SHS welding joint

Fe基手工自蔓延焊接接头的组织和性能

Effect of Cr Content on Microstructure and Properties of Manual SHS Welding

元素Cr对手工自蔓延焊接接头组织性能的影响

Effect of post-weld heat treatment on microstructure and mechanical property of manual SHS welding

焊后热处理对手工自蔓延焊接接头组织性能的影响

Effect of Pre-heating on Manual SHS Welding Joint Quality of 40Cr Steel

焊前预热对40Cr钢手工自蔓延焊接接头质量的影响

Smallpox spreads by contagion.

天花由接触传染而蔓延。

Study on Mechanism of Self Propagating Reaction Assisted Diffusion Bonding of TiAl to TiC Cermet;

TiAl与TiC金属陶瓷自蔓延反应辅助扩散连接机理研究

Truck after truck was set ablaze as the fire spread.

火势蔓延，卡车一辆接一辆地起火了。

AIDS is still advancing. Protect yourself.

艾滋病在悄然蔓延。保护好你自己。

The Research of Mg-TiO_2 by SHS;

Mg-TiO_2自蔓延高温合成反应研究

Laser-induced Self-propagating Reaction Synthesis of Ti-Fe System Alloys;

激光诱导自蔓延反应合成Ti-Fe系合金

The Study of Self-propagating High-temperature Synthesis of TiB_2 by the Reduction of Magnesium;

镁热还原自蔓延制备TiB_2粉末研究

Self-propagation High Temperature Synthesis of Magnetoresistance Materials;

巨磁电阻材料的自蔓延高温合成研究

Self-propagating High-temperature Synthesis and Sinetering of ZrB_2 ceramic;

ZrB_2陶瓷的自蔓延高温合成与烧结

Study on Synthesis of CIGS Powder by Self-propagating High-temperature Synthesis;

自蔓延高温合成CIGS粉末的研究

Growth Mechanism and Manipulation of Self-propagating High-temperature Synthesis of Si_3N_4;

自蔓延合成Si_3N_4晶粒生长规律及控制

Self-propagating High-temperature Synthesis of NiAl-TiC

自蔓延高温合成NiAl-TiC复合材料

Thermoelectric β-FeSi_2 Prepared by Self-propagating High Temperature Reaction Synthesis and Annealing Treatment

自蔓延—退火法制备β-FeSi_2热电材料

Synthesis of Perovskite by Double-SHS for Immobilization of ~(90)Sr

二次自蔓延高温合成钙钛矿固化~(90)Sr