英语词汇“materials, plant constitution undetermined”是什么意思，翻译、用法及简单造句-英汉双解词典-英汉网

单词	materials, plant constitution undetermined
释义	materials, plant constitution undetermined
随便看	valve spring cover的意思 valve spring cover gasket的意思 valve spring cup的意思 valve spring damper的意思 valve spring holder的意思 valve spring housing的意思 valve spring key的意思 valve spring lifter的意思 valve spring relay的意思 valve spring remover的意思 valve spring retainer的意思 valve spring retainer clamp的意思 valve spring retainer key的意思 valve spring retainer lock的意思 valve spring seat的意思 valve spring seat key的意思 valve spring seat pin的意思 valve spring shimmy的意思 valve spring surge的意思 valve spring tester的意思 valve spring washer的意思 valve spring wire的意思 Valves,Pulmonary的意思 valves sensitive to TEMPERATURE的意思 Valves,Surgical的意思

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