例句與造句

1. Wear performance of arc sprayed al , zn and al - zn pseudo alloy coatings
   偽合金涂層的磨損性能
2. Hand - type arc gun , with special power attached , is suitable for zinc - spraying and aluminium - spraying over large areas , with eficiency up to 30kg / hour . it can also be used for copper , steel , and pseudo alloy coatings
   手持式電弧噴槍，配有專用平特性電源，適應大面積噴鋅、噴鋁，噴鋅效率高達每小時20公斤，也可制備銅、鋼等偽合金涂層。
3. It's difficult to find pseudo alloy in a sentence. 用pseudo alloy造句挺難的