坚持每日一学，提高自己行业英语水平，熟悉ASME标准。 第五天defects 缺陷impact test 冲击试验inspection 检查quality factor 质量系数specifications 标准Cast iron circular dished heads 铸铁碟形封头Cast iron ...

duct和pipe都有管道的意思。 日常使用中，duct多用于描述烟道、风道，pipe常用于受压件的管道。但这两个单词所指的具体都有哪些区别呢？

上网查了下，毫升ml转换成的英制单位有好几个，不知最常用的是哪个？谢谢指教！

求助，air feed是什么意思？请高人指点 定义为：A thermal spraying process variation in which an air stream carries the powdered surfacing material through the gun and into the heat source. ...

标准号 中文名称英文名称 A1-00碳素钢丁字轨 Standard Specification for Carbon Steel Tee RailsA2-02普通型,带槽和防护型碳素工字钢轨 Standard Specification for Carbon Steel Girder Rails of Plain, Grooved, ...

ThisspecificationcoversallthecurrentlyactiveAmericanPetroleumInstitute(API)engineoilperformancecategoriesthathavebeendefinedinaccordancewiththeASTMconsensusprocess.Thereareorganizationswit ...

求公英制单位转换对照表，最好事比较权威的文件或标准，谢谢！

Welding - Design, Procedures And Inspection 分享一下。

stitch weld 与stitch welding哪位坛友能解释一下这两个词的不同之处？ stitch weld针脚焊指的是什么焊？stitch welding这个意思是连续点焊？

求教 paste braze的意思。

A S T M B619中1.3条规定本标准管道有两种级别如下： Class I — As welded and solution annealed or welded and sized and solution annealed. 等级一：焊接管道、固溶处理或者整管切割分段后固溶处理？ ...

求教，4 mesh bird screen 是指什么样的筛网？

英文原版电子书 English for Chinese Speakers-Beginner Level 1

电子版-项目管理词汇英汉对照索引A5版 （非扫描）

1. initials name missing 2. The test instructions shall specify which equipment will be used as a function of joint thickness 3. Procedures require the identity, formal stamp and signature of level II ...

还有CWI里面涉及超声波探伤没。。。。

For back cladding of weld seams, inspection shall be 10% of the total weld seam area equally distributed among the total number of seams. 求教英语、焊接高手这段话的意思，尤其是back cladding含义，谢谢 ...

in the field of 'Oil & Gas, therefore I evaluate any proposal for cooperation in this regard, in particular with regard to the field for rotating machines. I have a solid scientific back ground and I ...

A732/A732MSpecificationforCastings,Investment,Car-bonandLowAlloySteelforGeneralApplication,andCobaltAlloyforHighStrengthatElevatedTemperaturesA743/A743MSpecificationforCastings,Iron-Chromi ...

IntheASTMsystem,aspecificAPIdesignationisassignedtoeachcategory.Thesystemisopen-ended,thatis,newdesignationsareassignedforusewithnewcategoriesaseachnewsetofoilperformancecharacteristicsarede@ ...

surface of weld overlay and back cladding怎么翻译？ weld overlay 与 cladding经常混用，求高手指点具体含义。

You will be given insight as to the drivers behind Q1’s importance and its value in the Oil & Natural Gas Industry. Using practical examples and hands-on application, this course is designed to progr ...

distributed network  分布式网络   meteorological  a.气象学的 central machine  中央主机     centralization  ...

API: New SEC Transparency Rule Puts America At Competitive Disadvantage Washington, June 27, 2016 – API Director of Tax and Accounting Policy Stephen Comstock said the U.S. Securities and Exchange Co ...

ASTM国际性组织和汽车工程师学会（SAE）的联合出版物，400CommonwealthDr.,Warrendale,PA15096. (2)美国钢铁学会(AISI),113315thSt.NW,Washington,DC20005-2701. (3)美国石油学会(API),1220LSt.NW,Washington,DC2000 ...