箱形的

The sub-modeling technique of finite element analysis or FEA is studied as an alterative numerical method.

箱形结构中应力集中部位椭圆形表面裂纹区域的名义应力场分布不规则，无法使用现有的解析解和经验公式，有限元子模型法是求解此类问题的途径之一。

The results show that:(1) The mean drag and lift coefficients of box shape bridge deck section have considerable Reynolds number effect;(2) the ratio of width to height affects on Reynold.

在较大的雷诺数范围内测量了不同宽高比箱形桥梁断面的三分力系数，研究了三分力系数雷诺数效应以及宽高比对断面三分力系数雷诺数效应的影响。

Beefier guys should get a shirt with box pleats in the back—two folds between the shoulders blades—for a little more room, without extra volume.

比较健壮的人应该有一件在背后有箱形褶的T恤，这两个褶在肩分割线中间，这样背部就有了大一点的空间，而不多余。

His most famous home is the Fisher house near Philadelphia. It is made of several box-shaped buildings.

他最出名的民房当属费城附近的钓屋，它由数幢箱形楼房构成。

Star Fold ships are mostly box-shaped and heavily industrial looking, with greeble and pipes.

斯塔弗舰船的设计大多是看起来带有重工业味道的&箱形&，上面附有很多突起、天线刺和管形体。

The resonator is pear-shaped and made of either a single piece or multiple carvels of mulberry wood.

这种长颈弹拨式的二弦琴有一个梨形的共鸣箱，以一片或多层桑木板制成，琴颈多以核桃木所制。

Thin-wall box structures are applied widely in long-span or mid-span bridges and it is difficult to calculated box beams.

大中跨预应力混凝土桥梁工程中广泛采用的箱形截面，其薄壁效应成为计算中的难点。

This machine is used for the milling process of the H-barand box beam, the ma-ximum piece end which can mill is 1500×1500mm, and takes the advantage of con-venience, simplicity, rapid-adjusting.

本机用于焊接或轧制成型的H型钢及箱形梁两端面铣削加工，能铣削的最大工件端为1500×1500mm，具有操作方便、结构简单、调整迅速等优点。

In this paper, the through truss composite beam is first equalized to a box beam and the progression solutions to the temperature effect of the composite beam are then obtained with the variation method.

首先将下承式桁梁结合梁等效为箱形梁，再用变分法求出了下承式桁梁结合梁温度效应的级数解，并对京沪高速铁路上的一座简支下承式钢桁结合梁桥进行了计算，其结果可供下承式桁梁结合梁设计参考。

In this paper, a new type of super element based on the thinwalled bars theory is presented for the lateral stability analysis of the reinforced concrete truss beam bridge with a box section.

寿楠椿 ，魏琴，周建春针对钢筋砼箱形截面桁梁桥的侧倾稳定性分析，提出一种基于薄壁杆件理论的新型超级单元。

Cynanchum Lingtai apricot production in the average weight 65 grams, the brightly-colored fruit, juicy rich, sweet-sour taste, sweet from the nucleolus, when the late Qing Dynasty famous Shaanxi, Gansu provinces, the Qing imperial court Tongzhi tribute for years.

灵台生产的牛心杏平均单果重65克，果实色泽鲜艳，汁多味浓，甜酸适口，离核仁甜，清末时就驰名陕、甘两省，清同治年间曾为朝廷贡品。

Chenopodium album,Solanum nigrum, and Amaranthus retroflexus were very susceptible to the herbicides. Polygonum persicaria and Abutilon theophrasti were relatively less susceptible to the herbicides, and Lycopersicon esculentum was not susceptible to it. The relationship between reduction rates of weed biomass and PPM values of weed leaves 2,4, and 6 days after treatment was established.

供试的6种杂草对该混剂的敏感性存在显著差异：红心藜Chenopodium album、龙葵Solanum nigrum和反枝苋Amaranthus retroflexus对该混剂最敏感，ED90值分别为47.65、71.67和29.17g/hm2；春蓼Polygonum persicaria和苘麻Abutilon theophrasti敏感，ED90值分别为96.91、114.20g/hm2；而番茄不敏感。