test piece

基本解释

This test piece shall be welded using the identical welding parameters as the original test and only weld metal impact test specimens shall be tested.
此试件应使用与原始试验相同的焊接参数进行焊接，并且仅对焊接金属冲击试样进行试验。
Using traditional interferometric method, as the germanium material is too soft to process, the surface form of the test piece may not meet the requirement for the measurement.
运用传统的干涉法检验光学材料的折射率均匀性时，由于锗晶体太软，表面不易加工，其表面面形难以满足测试要求。
A field investigation of corrosion status of buried pipeline and measurement of the soil parameters were conducted, accompanied with corrosion test piece laying and field sampling.
进行了现场腐蚀状况调研，对现场埋地管道的土壤腐蚀情况就地测量了相关参数，并进行了腐蚀试片埋设和现场取样工作。
lib.swpu.edu.cn

To test her, Simon had written some questions about himself on a piece of paper.
First one, when I write a piece of code, especially code that has branches in it, when I design test cases for that piece of code, I should try and have a specific test case for each possible path through the code.
第一点，当我们写代码的时候，尤其是一些含有分支语句的代码的时候，当我为这些代码,设计测试用例的时候，我应该为每一个可能的程序路径,都设计一个特别的用例。
麻省理工公开课 - 计算机科学及编程导论课程节选
That test is the piece of paper you have in front of you.
这个测试就是放在你们面前的那张纸。
耶鲁公开课 - 心理学导论课程节选

'Cherokee', the old test piece for a player's executive powers, dazzles with Brown's improvisation.
NPR: 'Blue Note Records, The Biography'