最重要的是它有节省材料、减轻自重、简化桥基、宣泄洪水的几个作用和功能。
The most important thing is that it saves materials, lightens its weight, simplifies the base of the bridge, and discharges floodwaters.
此类结构具有减轻自重、增加楼板刚度、提高隔声效果和降低结构造价等优点。
This structure has the advantages of lightening self-weight, strengthening floor slab rigidity, improving sound insulation and reducing structure cost.
特别是高的比强度使其成为以减轻自重为目的的汽车和航空领域的理想金属材料。
In particular, its high strength weight ratio makes it an ideal metal for automotive and aerospace applications, where weight reduction is of significant concern.
铝合金框架减轻产品自重，增加叉车使用寿命。
The aluminum alloy frame reduces the dead weight of a product and increases the service life of the forklift.
因此，材料的应用更加有效，同时也减轻结构的自重。
So, the use of the material is more efficient and there is a reduction in weight of the structure.
将桥梁上部结构中常见的混凝土腹板更新为波纹钢腹板，以达到减轻梁体自重和充分发挥各种材料性能优势的目的。
Replacing the usual concrete web with the corrugate steel web in the upper part construction of Bridges can both reduce the dead weight of beams and bring the function of all materials into full play.
经过5次迭代，车身骨架自重减轻了14%。
After 5 iterations sole weight of body frame is decreased by 14%.
镁合金若能成为一种新型的发动机材料，能更有效地减轻汽车自重，真正实现环保节能的目标。
If magnesium alloy is capable to be a new type of engine material, it is more effective to reduce vehicle weight and to achieve the goal of energy-saving and environmental protection.
随着桥梁跨度的增加，减轻上部结构的自重成为十分重要的问题。
With the increase of bridge span, it is of crucial importance to decrease the deadweight of the superstructure.
本文着重分析新控制技术在实现第二代航天飞机中所起的关键作用，可大大减轻航天飞机的自重。
By using the new control techniques in the second generation shuttle, the deadweight of the shuttle can he effectively reduced.
文章主要探讨了新型墙体建筑材料的使用对减轻建筑物自重提高建筑经济性等方面的重要作用。
The article focused on a new type of wall construction materials of buildings to reduce the use of self-improvement in the economy, such as the important.
试验研究和有限元分析得出：此种带缝空心钢筋混凝土剪力墙结构中竖向孔洞的存在减轻了结构的自重，因而降低了结构的地震作用。
Through experimental study and finite element analysis, we draw that the vertical holes in the hollow shear wall structure with seams lessen self-weight so as to lower the earthquake action.
青海钾肥厂地基承载力低，最大限度地减轻结构自重是确保厂房建成的关键因素之一。
Poor boring ability of the pound foundation of Qinghai Potash plant requires minimization of structure deadweight of plant buildings.
异形柱框架结构具有室内无突出棱角、增加使用面积等优点，当配合轻质墙体材料使用时，还可节约耕地、减轻建筑物自重。
The specially shaped column frame structure system is used widely for its merits, such as the none prominent angularities indoors so that the usable area can be enlarged.
为了减轻汽车自重，节约能耗，国外广泛采用高强度钢板，并研究了采用BH钢板后对车身外表零件抗凹陷性能的影响。
High strength steel sheet has been increasingly used abroad in order to reduce the dead load of automobiles and save energy.
降低了施工难度，又减轻了拉杆及钢吊箱的自重，节约材料。
It reduces the construction difficult, releases the dead load of pulling bar and steel suspension box and saves material.
降低了施工难度，又减轻了拉杆及钢吊箱的自重，节约材料。
It reduces the construction difficult, releases the dead load of pulling bar and steel suspension box and saves material.
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