because of the special location and the large-span structure of the freeway toll station, the spacial steel structure is more widely used.

1、

recently, with the demand of production and life of people, lots of large-span structure building arise in cities.

近年来，随着人民生产、生活的需要，大量大跨度房屋不断兴建。

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2、

the design and implementation of simulation experiment software system of kinematic diagram of mechanism

机构运动简图测绘虚拟试验系统的设计与实现

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3、

dad asked me to buy a round file for him.

翻译爸爸让我去给他买一把圆锉。

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4、

he wants someday to be able to rifle through mail as quickly as his wife and "round file" the piles of junk mail that comes across his desk.

他希望有一天能够像妻子一样，快速浏览邮件，“独自处理”办公桌上成堆的垃圾邮件。

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5、

the problems and cautions on how to prevent the numeral meteorological sounding meter from suddenly losing in thunderstorm weather

雷雨天气预防数字探空仪突失应注意的问题

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6、

the correct use of the meteorological sounding height replacing the slant range

如何正确使用探空高度代替斜距的方法

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7、

the new modern meteorological sounding techniques

现代气象探测新技术

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8、

experimental inter-american meteorological sounding rocket research network

泛美实验气象探测火箭研究网

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9、

the study on alkalescence refractory material of isostatic press moulding liner used in induction smelting furnace

感应炉等静压成型碱性炉衬耐火材料的研究

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10、

the element geochemical features of ancient oceanic sedimentary environments in the silurian period in the tarim basin

塔里木盆地志留系古海洋沉积环境的元素地球化学特征

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11、

in the ordovician, silurian period, the devonian, carboniferous, the advent of low amphibians and ancient ancient reptiles.

在奥陶纪、志留纪、泥盆纪、石炭纪，相继出现低等鱼类、古两栖类和古爬行类动物。

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12、

but as the ecosystem recovered after the freeze, it expanded, with land plants becoming common over the course of the silurian period.

但在冰封之后，随着生态系统的复原，其范围也随之扩大，其结果是在Silurian期陆生植物变得更为普遍。

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13、

state-vector equation with damping and vibration analysis of laminates

考虑阻尼的状态向量方程和层合板的振动分析

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14、

modified h-r mixed variational principle for magnetoelectroelastic bodies and state-vector equation

磁电弹性体修正后的H-R混合变分原理和状态向量方程

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15、

general variation principle behind piezoelectric shell and state vector equation

压电材料壳的广义变分原理和状态向量方程

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16、

repairing finger avulsion injury with remaining nail matrix

保留甲床的指脱套伤修复

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17、

development and application of control facility of warm-water discharge in river model test

河工模型温排水试验测控设备的研制与应用

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18、

greenhouse or growth chamber evaluation of nematicides against root-knot nematode

杀线虫剂杀线虫效力的温室或培育室评定准则

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19、

he and his colleagues have created the south pole food growth chamber, which has been in operation since 2004.

他和他的同事们创造了“南极食品生长箱”，自2004年以来一直在使用。

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20、

after 10repetitions of the procedure over 30-40 days, the cuvette with ripe harvest arrived to the exit of the plant growth chamber.

在10以后做法的重复30-40天，小试管以成熟收获到达了对植物生长分庭的出口。

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