Tools for pressing - precompressed assemblies for medium rate - general specifications 沖壓機.中等速率用預(yù)壓組件.總規(guī)范
Theory and applicable condition of soft clay foundation consolidated by vacuum precompressed method 真空預(yù)壓法加固軟粘土地基的理論與適用條件
Precompressed rings . each braided graphite ring is preformed and compressed to 4 , 000 psi ( 275 bar ) at installation to ensure extreme tightness at high packing strain 預(yù)壓環(huán)。每個辮狀石墨環(huán)在安裝時都經(jīng)過預(yù)制和在4 , 000psi ( 275bar )壓力下壓縮,以保證在包壓應(yīng)變下保持最大的緊固。