查询词典 Plastic

The research progress of preparation technology and application as flame-retardant in plastic of zinc borate were reported.

综述了硼酸锌的制备工艺及其在塑料中作为阻燃剂的应用研究进展。

The doctor said that the heat and the plastic of the bott le have certain chemicals that can le ad to breast cancer.

这医生还说热能和塑胶瓶子两者遇在一起就会产生化学物质，而那些将会导致人们罹患乳腺癌。

My company to improve quality management system and high-quality staff to ensure the plastic bottle opener Wenzhou People's healthy development.

我公司完善的质量管理体系和高素质的员工，保证了温州人塑料开瓶器的健康发展。

Product line includes night series of small bottled beer, catering and distribution channels of large bottles cardboard boxes, plastic packets and other products.

产品系列包括夜场小支瓶装系列啤酒，餐饮及流通渠道的大瓶纸箱、塑包等系列产品。

Based on the asymptotic homogenization,the periodic boundary conditions for the unit cell are established by using the ANSYS Parametric Design Language,the problem of the unit cell is solved by finite element method and the effective elasto-plastic properties of the composite is obtained,which is compared with other results.

在渐近均匀化方法的基础上，用ANSYS参数设计语言建立周期性边界条件，用ANSYS有限元程序对单胞进行求解，得到材料的有效弹塑性性能。

Based on the asymptotic homogenization theory, the periodic boundary conditions for the unit cell were established by using the ANSYS parametric design language. The problem of the unit cell was solved by finite element method and the effective elasto-plastic properties of dual phase steels were obtained.

在渐近均匀化方法基础上，假设双相钢的结构为周期排列，通过ANSYS参数设计语言建立周期性边界条件，用ANSYS有限元程序对3种平面应变模型的单胞进行求解，得到双相钢的有效弹塑性性能，并与其他计算结果进行比较。

Shear stress boundary condition is used at the point of plastic deformation.

在均匀网格下这一方法的计算精度为0。

Damage function is introduced in elastic and plastic modulus expression of the bounding surface formulation directly; then a bounding surface damage model for structural soft soil is developed; the complication induced by introducing damage parameter into the bounding surface equation is avoided and its numerical implementation is easy for the analysis of earth structures.

在边界面理论的弹塑性模量中直接引入损伤函数，建立结构性软土的边界面损伤模型，避免了在边界面方程中引入损伤变量带来的复杂性，易于在土工数值分析时采用。

A modefied egg function has been proposed and used in a bounding surface model. This model has potential value of applicaton since it reflects better actual situation of soil mass under loading. That is: when a stress point is still within the yield surface, the unrccovered plastic deformation would occur as stresses change, and using closed smooth function makes stress modification in the FEM much easier.

文中提出了一个改进蛋形函数，并采用这个函数建立了边界面模型，该模型由于机理上更好地反映了土体受荷时的实际情况，即当应力点在屈服面内时，随着应力状态的改变，仍然可以产生不可恢复的塑性变形，而在计算功能上由于使用了封闭光滑的边界面，不存在角点问题使有限元程序计算显得很方便，从这两个方面看，该模型具有潜在的应用价值。

With high technological content, reasonable structure, stable performance, high efficiency and energy saving advantages, bow saw Saw disc is the upgrading of the best products, widely used in black, non-ferrous metal, plastic and non-metallic materials sawing, the products sell well all over the country, Praised by users.

具有科技含量高、结构合理、性能稳定、高效节能等优点，是圆盘锯弓锯床升级换代的最佳产品，广泛用于黑色、有色金属、塑料及非金属材料锯切，产品畅销全国各地，深受用户好评。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。