单词	math problems
释义	math problems 数学问题
随便看	pressure cone apex pressure confined pressure confirmation pressure connection pressure connection terminal pressure connector pressure conning tower pressure console pressure constant state pressure constraint pattern pressure contacl thyristor pressure contact pressure contact board pressure contact method pressure contact oxidation pressure contact thyristor pressure contact welding pressure contain pressure container pressure container tube plate pressure-containing member pressure-containing parts pressure containing terminal box pressure containment pressure containment vessel