多常

A prehistoric megalithic structure consisting of two or more upright stones with a capstone,typically forming a chamber .

石棚常作寝室的史前巨石结构，由二块或多块矗立的石头和一块覆盖的石头构成

Baby two years old my family that much, but often this happens, I also go to hospital from her reading, but also consulted the Doctor, general lead to a child has a stomachache so several reasons: one, intestinal cramps. 2, intestinal parasitic diseases. 3, mesenteric lymphadenitis, appendicitis, diverticulitis Meikle. 4, congenital malrotation. 5, inguinal hernia, internal hernia (diaphragmatic hernia, obturator hernia) 6, intussusception, volvulus.

我家孩子两周岁多，也常有这种情况发生，我也特意去医院领她看过，也咨询过医生，一般引发宝宝子肚子疼的原因有这么几种：1、肠痉挛。2、肠寄生虫病。3、肠系膜淋巴结炎、阑尾炎、米克尔憩室炎。4、先天性肠旋转不良。5、腹股沟疝、内疝6、肠套叠、肠扭转。

Poriferan is the most original and simplest metazoan. It is a good sample for studying life, and is often regarded as the indicator of the quality of water environment. It has been confirmed that antibacterial, antiviral, antitumourous materials can be distilled from Poriferan.

海绵动物是最原始、最简单的多细胞动物，是研究生命科学的良好试验材料；也常作为监测水环境变化的标志；就药用价值而言，海绵可提取抗菌、抗病毒及抗肿瘤物质。

Thirdly,the paper compares and analyses their identities and differences and finds out their crossing points,on the basis of analysing the rules of separate form beauty of the Chinese painting methodicalness and plane composition. And at last ,the paper spreads the change and unchanged in the creation of Chinese painting methodicalness and relates the reference value of plane composition from modern Chinese painting methodicalness .

第三部分是整篇论文的重点，在对中国画章法及平面构成各自形式美规律探索的基础上，通过对具体作品的分析找出中国画章法与平面构成在指导绘画创作上有异曲同工之妙，之后阐述两者虽有相通点，但在文化理念等方面存在诸多不同，不能简单替代，最后展开对中国画创作中常与变以及平面构成对当代国画章法的借鉴价值的论述。

One of the lands of the midnight sun, Finland has much more to offer than the cold nights, saunas, and skiing it is often associated with.

芬兰，一个在午夜可以见到太阳的国家，除了常被人们想到的寒夜、桑拿浴与滑雪，还有更多风格独特的面貌。

Dry spring weather, less rainfall, often 5,6-northerly winds or southerly wind, temperatures rise faster in April; summer, Temperature and Humidity airstream affected by the ocean, 6,7,8 three months of the year precipitation precipitation 63 to 70 percent; fall, the influence of high pressure Mongolia, sunny weather, the temperature moderate and pleasant weather, late autumn and more northeasterly winds, cold weather in winter, the Siberian cold high impact, the prevailing northwest wind, cold and dry climate, Shaoyang weather, less rainfall.

春季气候干燥，降水量少，常有5、6级偏北风或偏南风，4月份气温回升快；夏季，受海洋温湿气流影响，6、7、8三个月降水占全年降水量的63%-70%；秋季，受蒙古高压影响，晴朗少雨，温度适中，气候宜人，深秋多东北风，有寒潮天气发生；冬季，受西伯利亚冷高压的影响，盛行西北风，气候寒冷干燥，天气晴朗少云，降水少。

It most often presents in soft tissue and internal organs and is known to be occasionally multicentric or metastatic.

上皮样血管内皮瘤是一种少见的中恶性度血管肿瘤，常发生在软组织及内脏，也可能多处发生或转移。

A non-stiff transformation method is presented in this paper, based on the above theory, general Schur product multistep method is put forward.

本文讨论了刚性常微方程的非刚性转化方法，在此基础上，获得一类广义Schur积多步法（通过这种非刚性转化方式，显式Euler方法将成为一个A-稳定的方法）。

Multistep method is the first method applied to DAEs.Because of some reasonsin history,all algorighms for DAEs come from those for stiff ODEs,mainly thebackward difference formula.

多步法是最早用于直接求解微分代数方程的方法，由于历史上的原因，长期以来使用的公式都是由刚性常微分方程的求解公式导出的，主要是向后差分公式。

Profusely branching and chiefly evergreen trees and some shrubs having narrow or needlelike leaves.

分支较多，主要是常绿乔木，和一些窄叶或针叶灌木。

Plunder melds and run with this jewel!

掠夺melds和运行与此宝石！

My dream is to be a crazy growing tree and extend at the edge between the city and the forest.

此刻，也许正是在通往天国的路上，我体验着这白色的晕旋。