With same blockage ratio of the cone, there has a optimal cone angle where the DDT (deflagration to detonation transition) distance was minimum.是什么意思_With same blockage ratio of the cone, there has a optimal cone angle where the DDT (deflagration to detonation transition) distance was minimum.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句