You may avoid suffering and sorrow if you don't risk, but you simply cannot learn, feel, change, grow, love, live. The greatest hazard in life is to risk nothing. The person who risks nothing, does nothing and has nothing. Only a person who risks is free - Bob Proctor, Motivational Coach

    國家機械工業安裝工程标準定額站最初由原機械工業部以(86)機基函字第1115号文批準成立,随着國家行政管理體制變化,先後更名爲機械工業部安裝工程标準定額站、國家機械委員會安裝工程标準定額站、機械電子工業部安裝工程标準定額站和國家機械工業安裝工程标準定額站(以下簡稱标準定額站)。業務由中國機械工業聯合會歸口主管。