Of or relating to diatoms of the class Pennales, distinguished by bilaterally symmetrical form. a soft silvery metallic element; a rare earth of the lanthanide series; it occurs in gadolinite and monazite and xenotime. 硅藻的属于或有关以双侧对称形状著名的硅藻的一种软质的银色稀土属金属元素,见于硅铍钇矿、独居石和磷钇矿中。
False transaction includes wash sale and countercommission, and these two aspects should be distinguished from each other by analyzing the subject, action and subjective element. 虚伪交易可进一步分为冲洗买卖和相对委托,为厘清二者间容易产生混淆的几个问题,需从行为的主体、行为方式及主观要件等方面加以认真剖析。
The embedded discontinuous method is used for analyzing the interlayer in the massive structure. The interlayer distinguished from integral structure by its material is embedded to regular element and an incompatible displacement mode is added in displacement field of embedded discontinuous element. 采用嵌入不连续方法对整体结构的夹层问题进行分析,将与整体结构不同材料的夹层嵌入到常规有限单元,并在嵌入不连续单元的位移场中引进非协调位移模式。