experimental procedure短语¹⁴⁴⁹⁷²⁺² 基本英英例句 实验步骤 Noun: the specific techniques used in conducting a particular experiment This article presents our experimental procedure of carbon- tungsten alloys cladding treatment on No.60 steel surf ace by means of a high power CW CO2 laser. 本文叙述了用一台高功率二氧化碳激光器在60号钢表面所作的碳钨合金包覆实验。 opticsjournal