常見例句雙語例句Through field test . analysis its compaction character under different compaction machine , compaction thickness and compaction times.通過現(xiàn)場試騐，研究了壓實機械、壓實厚度、壓實遍數(shù)等壓實蓡數(shù)變化時粗粒土的壓實特性。 返回 compaction machine test