英语词汇“gradient post”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	gradient post
释义	gradient post gradient post n (Railways) a small white post beside a railway line at a point where the gradient changes having arms set at angles representing the gradients
随便看	yttrium oxyorthosilicate yttrium scandium aluminum garnet yttrium scandium gallium garnet yttrium sulfate yttrium vanadium oxide yttrium (y) yttrium y yttro-cerite yttro-columbite yttrocrasite yttrotantalite ytts yttt yttw ytu ytv ytw ytwok ytx yty ytyk ytytk ytz ytzp ytü

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