英语词汇“sand gradation”的翻译、意思、用法、释义-英汉双解词典-注文网

单词	sand gradation
释义	sand gradation 砂粒级配
随便看	piston type damper piston type die casting machine piston type domestic water pump piston type dosing pump piston type drill piston type executive mechanism piston-type expander piston-type filling machine piston type flowmeter piston-type flowmeter piston type fuel pump piston-type fuel supply pump piston type hydropneumatic accumulator piston-type indicator piston type indicator piston type internal combustion engine piston-type knapsack sprayer piston type knapsack sprayer piston type metering pump piston type paint sprayer piston-type poppet valve piston type poppet valve piston-type pressure controller piston type pressure controller piston type pressure gauge 韠韡韢韣韦韧韨韩韪韫 23513 23514 23515 23516 23517 23518 23519 23520 23521 23522