单词 | shell-pump |
释义 | > as lemmasshell-pump shell-pump n. = sand-pump n. at sand n.2 Compounds 2a. ΘΚΠ society > occupation and work > equipment > pump > [noun] > other types of pump bottom lift1778 rose pump1778 centrifugal pump1789 jack-heada1792 jet pump1850 sand-pump1865 Union pump1867 shell-pump1875 eductor1877 brake-pump1881 bull-pump1881 cam-pumpa1884 sand-reel1883 grasshopper1884 knapsack pump1894 knapsack sprayer1897 turbo-pump1903 Sylphon1906 slush pump1913 displacement pump1924 power pack1937 proportioner1945 solids pump1957 peristaltic pump1958 powerhead1981 Cornish pump- 1875 E. H. Knight Pract. Dict. Mech. Shell-pump, a tube with a clack-valve at its foot, used for removing the detritus from a bored shaft. < as lemmas |
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