field experience短语³⁰⁴⁴¹ 基本例句 野外试验 The present method has uncertainty for it has generally been done by qualitative analysis with field experience. 目前一般采用定性分析结合经验判断进行,随意性大。 chemyq With the actual projects and the field experience, we set up all kinds of sample base, for example, engineering condition, detonation parameter, blasting effect. 利用现有的实际工程和现场资料,建立筒形建筑物拆除爆破工程概况、爆破参数、爆破效果等实例库; cnki