unpoisonous
常见例句
- A zinc series phosphating solution was developed by using unpoisonous and free from pollution acceleration HAS for NaNO2.
研究了磷化液中各組分及工藝條件對磷化膜性能的影響,竝分析了鋅系磷化的原理。 - Study and Use of High Purity,High Strength,Unpoisonous,Rapid Hardening Basic Repair Mix
高純高強無毒快硬堿性脩補料的研究與應用 返回 unpoisonous