lias

It is pointed that the skeletal age standard lias to be revised every 10 years .

由此提示骨龄标准每隔10年修订一次是必要的。

The automatic reagent feeder lias been improved and developed along with the development of industrial production and electronic technology .

生产和电子技术的发展，促使自动加药机也随之改进和发展。

It lias been briefly described that the technical level and technical development process of stone mine in China within different stages .

简述了我国石材矿山在不同时期内技术水平和技术发展过程。

The history of the world trade lias indicated that the formation of the trade policies is an intrinsic and dynamic decision-making process .

世界贸易发展史揭示了贸易政策的形成是一个内生的、动态的决定过程。

So , in the new competition background , the sales channels construction of the telecom enterprises lias become a highly - valued task .

因此，在新的竞争背景下，电信企业营销渠道建设已成为一个值得高度重视的课题。

A new Plesiosauria from the lias of Sichuan Basin

四川盆地一新蛇颈龙

It had been founded in1993 , and lias been paid great attention in fields of military and social-life application .

该系统于1993年正式建成并投入使用，在军事和社会生活诸多领域的功效受到广泛重视。

It is observed that gravity lias a significant effect on the bending stiffness of the structure tested and no effect on the shearing stiffness .

研究表明，重力对结构的弯曲刚度有较大影响，但不影响结构的剪切刚度。

Solid gravel seal At the earlier stage of eutectic , the enveloped or nor - enveloped frame austenite shell lias formed .

密实的砾石充填层间密封共晶前期石墨球局围形成封闭或不封闭的框架奥氏体壳；

Fiscal policy is used as a tool against business cycle , the result that financial policy carries out is that a financial state lias been balanced on the whole from periodic angle .

传统上的财政政策是作为反周期的工具来使用的，这种财政政策执行的结果，是财政状况从周期性角度看大体是平衡的。

That I consider a supremely beautiful gesture , and it is a pity that this custom lias gone out of vogue .

我觉得这是非常优雅的姿态：现在这种风尚已经消灭，真是可惜。

The PDF file with malicious code may be the most harmful security problem . It will cause irreparable damage to the enterprise and user and lias posed the serious threat and challenge to internet applications .

其中，尤其以含有恶意代码的PDF文档所造成的危害最大最广，给企业和用户造成了巨大的不可挽回的损失，给互联网应用带来了严峻的威胁和挑战。

In this work , the equations describing circular Gaussian beams propagating inside absorptive Keer medium have been derived from nonlinear paraxial equation . Based on the equations , an evolution equation of beam waist lias been obtained .

本文从非线性近轴波方程出发，导出了在吸收克尔介质中具有二次位相因子的圆对称高斯光束的传输方程，得到了光束束腰的演化方程。

The paper is base on reference and gives theory method for estimating vertical drag , and for example of one helicopter , lias computed , Obtains a good agree of computing result with main rotor / fuselag wind tunnel lest result .

本文根据参考文献，给出估算垂向阻力的理论方法，并以某机为例进行了计算，计算结果与该机的旋翼/机身组合风洞试验结果相比，获得了很好的一致。

Interlaminar shear strength of the unidirectional carbon fiber reinforced epoxy composite is increased from about 600 kg / cm2 to 1,000 kg / cm2 by electrodeposition of polymers and the strength loss of the composite which lias been immersed in boiling water for 100 hrs . is decreased .

并将单向碳纤维增强环氧树脂复合材料的层间剪切强度，由原来的600kg/cm~2左右提高到1000kg/cm~2以上，经沸水浸泡100小时后的强度损失也减少了。