查询词典 protracting

The system of CAPP can not only make decision scientifically,According to the experience knowledge of technologist and the process data,but also help people design a proper process planning, furthermore,and also calculating the process dimension,protracting the fig of working procedure choosing the cutting parameter and the optimizing the result of designing of techniques automatically, as a result a better and high quality technical rules can be designed . it make it possible to integrate the CAD ,CAM MIS etc .

CAPP不但能利用工艺人员的经验知识和和各种工艺数据进行科学的决策、自动生成工艺规程，而且还能自动计算工序尺寸、绘制工序图、选择切削参数和对工艺设计结果进行优化等，从而设计出一致性良好的、高质量的工艺规程，也使工艺设计与CAD、CAM、乃至MIS等系统的集成成为可能。

Methods HOS cell line was treated with various concentrations of tretinoin in different durations in vitro. Proliferation suppression was observed by MTT method and invert microscope before and after tretinoin treatment, and protracting cell growth curve. The cell growth and invasion ability was measured with the colony-formation rate in soft agar test.

不同浓度的维甲酸作用HOS细胞，采用噻唑蓝法、倒置相差显微镜观察药物对细胞生长的影响并绘制细胞生长曲线；软琼脂集落形成实验观察细胞生长和侵袭能力的变化；流式细胞仪测定细胞周期变化。

The layout of airfield is designed and adjusted rationally by means of founding a noise prediction model, protracting noise isobars diagrams and using space analysis function of GIS, which is validated by the combination with structure instance.

机场内部营区噪声污染严重，因此，在营区规划初期对营区范围内噪声进行合理预测和规划就显得尤为重要，通过建立噪声预测模型，绘制噪声等值线图，利用GIS的空间分析功能，对营区布局进行合理规划和调整，并结合实例进行可行性验证。

Molecular Distillation is a kind of high vacuum distillation method, which is suitable for the separation of high boiling, heat sensitivity and viscidity products.

分子蒸馏技术是一种在高真空条件下进行的连续蒸馏过程，适合于分离高沸点、热敏性及具有生物活性的混合物。

They are to the Noughties what yuppies were to the Eighties .

那在六十年代是时髦的，但在八十年代肯定是过时了