管材管件之耐外压强度,耐水压强度,耐冲击强度等均甚优良用英语怎么翻译呢
管材 Pipe Materials
管件pipe unit
耐外压强度strength of resistance to crushing
耐水压强度strength of resistance to water pressure
耐冲击强度strength of resistance to impacting
These pipe materials & units have fine strength of resistances to crushing, water pressure, and impacting.