When creating bus body main model making use of UG s geometric parametric technical, we can shorten the development period, reduce the cost and improve the quality of design.
利用UG变数化技术建立客车主模型，可以缩短开发周期、降低开发成本、提高设计质量。
The harm which the BPO in bleaching a gent for wheat flour will do to human body and flour 's quality was analyzed. Some measures to control safety and sanitation for flour were proposed.
分析了面粉增白剂过氧化苯甲酰对人体及面粉本身品质的危害，提出了面粉安全卫生控制的一些措施。
The chemical indicators (BOD5, NH3-N and S) in the water body were determined and they overrun the fishery, water quality standard.
测定稚鳖养殖池水体的化学指标其中BOD5，NH3-N，大大超过渔业水质标准及参考标准。
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