1) laser wide-band melting
激光宽带熔凝
1.
Based on the process of laser wide-band melting processing, the transient numerical simulation of temperature fields and thermal stresses were studied with the 3-D finite element model in software—SYSWELD, the thermal calculation was given by the precise thermal conductive equation.
基于激光宽带熔凝强韧化处理过程,利用有限元软件SYSWELD建立三维有限单元模型,通过设定精确的边界计算条件,同时考虑材料组织与性能随温度的变化,模拟工件表面的温度场和残余应力。
2) Laser wide-strip cladding
激光宽带熔覆
3) Wide-band laser cladding
宽带激光熔覆
1.
Wide-band laser cladding experiments of flame sprayed nickel based alloy coatings are carried out.
对镍基合金火焰喷涂层进行宽带激光熔覆试验,分析熔覆层组织、物相组成和硬度分布规律以及工艺参数对组织、结合强度和硬度的影响。
2.
The gradient bioceramic coating was prepared on the surface of titanium alloy by using wide-band laser cladding.
采用宽带激光熔覆技术,在钛合金表面制备了梯度生物陶瓷涂层,从理论上研究了宽带激光条件下 CaHPO4·2H2O-CaCO3混合粉末制备梯度生物陶瓷涂层的动力学,提出了相应的数学模型及其数值求解方法。
4) wide band laser cladding
宽带激光熔覆
1.
The microstructure and properties of WCp/Ni gradient composite coating formed by wide band laser cladding were studied.
研究了宽带激光熔覆铸造 WCp/ Ni梯度复合涂层的组织和性能。
2.
Microstructure characteristics of bonding interface of Cast WC P/Ni based alloy composite coating by wide band laser cladding were studied.
研究了宽带激光熔覆铸造WCp /Ni基合金复合涂层结合界面组织特征。
5) broad beam laser cladding
宽带激光熔覆
1.
Ni60B+30% WC composite coatings were produced by broad beam laser cladding with a gravity powder feed technique on 45 steel.
采用自重送粉法在 45钢表面宽带激光熔覆Ni6 0B +30vo1%WC复合涂层 ,并进行现代显微分析。
6) laser re-melting
激光熔凝
1.
Microstructure and wear resistance of 3Cr2W8V die steel treated by laser re-melting and nitriding;
3Cr2W8V模具钢激光熔凝+渗氮复合处理的组织与耐磨性研究
补充资料：宽带和窄带业务
宽带业务是相对窄带业务而言的，一般来说，对于速率低于2Mb/s的通信业务统称窄带业务，如电话网、N-ISDN所提供的业务。对于高于2Mb/s的通信业务，如帧中继业务、视频点播、ATM业务、TV会议等称为宽带通信业务。 目前投入应用的宽带接入技术主要有两种：ADSL和FTTX＋LAN。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条