concrete,specific都是是具体的意思,怎么区别?

concrete,specific都是是具体的意思,怎么区别? concrete,specific都是是具体的意思,怎么区别? 请问specific definite concrete的用法区别?如题. concrete specific specific cement 和 concrete 都是水泥的意思 可是有什么区别呢? 英语翻译High-performance concrete (HPC) is a complex mixture often containing 5 ± 10 different materials.Interaction between the various materials can cause wide variations in workability,which also depends on the specific materials and proporti concrete confinement The pipe casing contributes to concrete confinement.Such contribution,however,is insignificant.主要是句中的这个短语不懂,求教! 英语翻译Concrete当然是混凝土的意思，但是这里upstand改翻译成什么呢？ microstructure and properties of hardened concrete是那本书上的 specific读音到底是什么?为什么英语书上是【'spsifik】 Concrete Man怎么翻译? concrete anchor是什么意思 concrete blinding是什么意思 Concrete learners什么意思? segmented-concrete什么意思 请问 in concrete