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1·The school building formed a hollow square, with a playground in the middle.

校舍呈中空四边形，中央为运动场。

2·The school buildIngs formed a hollow square, with a playground In the middle.

校舍呈中空四方形，中央为运动场。

3·The article introduces the main characteristics and application prospect of prestresses reinforced concrete hollow square pile.

预制空心方桩兼备预制桩和预应力管桩的一些特性。

4·As the name suggests, this is four two- or three-rank lines of infantry arranged as a hollow square, with everyone facing outwards.

如它的名字一样，方阵由四组排成两线或三线的步兵组成一个空心正方形，所有人都朝向外侧。

5·Prefabricate hollow square pile is a kind of new pile, of which performance is between the solid square pile and prestressed pipe pile.

预制空心方桩兼备预制桩和预应力管桩的一些特性。

6·The utility model discloses a mold for making thin-wall box for filling cast-in-situ concrete, which comprises a main body with a single-side-opened hollow square body structure.

本实用新型公开了一种制作现浇混凝土填充用薄壁盒的模具，其主体为 单面开口的空心方体结构；

7·Welded hollow spherical joints connected with square hollow sections are adopted in the National Swimming Center Water Cube, which are subjected to combined axial forces and bending moments.

国家游泳中心“水立方”结构中采用了连接方钢管、且承受轴力与弯矩共同作用的焊接空心球节点。

8·But there in the great square where they had celebrated, the wooden horse still stood, huge and hollow.

而如今在他们曾举行过庆祝的广场上，巨大的、空心的木马依然站立在那里。

9·The formulas of extrusion for hollow parts in the square dies and the conical dies has been derived.

并导出了平底及锥形凹模内正挤空心件时单位挤压力的计算公式。

10·Design equations of cold-formed stainless steel square and rectangular hollow sections subjected to web crippling are proposed in this paper.

本文给出了冷成型不锈钢方钢管和矩形钢管在腹板屈曲时的设计公式。