不定: indefinite; indeterminate操作: operate; manipulate; handle标定操作: proving operation固定操作: operational fixed决定操作符: decider actor稳定操作: stable operation额定操作电压: rated operational voltage额定操作条件: rated operating conditions规定操作时间: scheduled operating time恒定操作速度: constant operating speed预定操作时间: scheduled operating time制定操作规程: lay down operating rules程序设定操作器: program set station审定操作与程序: auditing practice and procedures不定时操作: non-timed operation高稳定度非锁定操作: high-stability unlocked operation给管理员以外用户分配指定操作权服务: secondary logon指明工序;指定工序;指定操作程序: specified process不定: 1.(表示不肯定) indefinite; indeterminate 我明天还不定来不来呢。 it's not at all certain whether i'll come tomorrow. 他一天不定来多少次。 i don't know how many times he comes a day. 事情还不定怎样呢。 it's hard to predict how things will turn out.2.(不稳定) unsteady; drifting; fitful 方向不定的风 a fitful wind; 漂泊不定 drifting from place to place; 心神不定 unsteady in mind; 不定代词 [语言学] indefinite article; 不定冠词 [语言学] indefinite article; 不定式 [数学] indeterminate form; [语言学] infinitive; 不定收入 transitory income怎么也搞不定的话,看一看操作说明吧。: when all else fails, read the instructions不定式;不定的: infinitive稳定操纵用喷管: stability-guidance jet不定差: irregular deviation不定尺: random length不定词: infinitive