英语词汇“lower permian series”的翻译、意思、用法、释义-英汉汉英双解词典

词汇	lower permian series
释义	lower permian series 下二叠统
随便看	length selection length sensing device length-setting length shearer length shear ga length shear gage length shear gauge length shear gau ge length shear ga u ge length shifter length-shorted nozzle length shortening length shot length side length skirt length-slenderness ratio length slow length slow, positive elongation lengthsman lengthsmen lengths of service lengths of the uterine cavity lengthsome length specification length specified long knurled bolts