essentialities的意思

n.
本性( essentiality的名词复数 )，真髓，本质，重要性

相关问题

essentialities例句

Some essentialities in operation and maintenance of high speed trains are discussed.论述了高速列车在运用检修中的若干个基本问题.There are many factors influencing spontaneous combustion in goaf and their relative essentialities are different....
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essentialities怎么读

essentialities的音标：...
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