These materials exhibit low strength.
这些材料具有低强度。
Cause of the high cost of materials, spare parts, equipment failure, low efficiency, increase use the Labour strength of the workers.
造成材料、配件费用高，故障多，设备使用效率低，增加了工人的劳动强度。
Clean collapse Cause of the high cost of materials, spare parts, equipment failure, low efficiency, increase use the Labour strength of the workers.
造成材料、配件费用高，故障多，设备使用效率低，增加了工人的劳动强度。
The ceramic-metal composite materials have the advantages of high hardness, strength, toughness and low density, and are widely used in bulletproof field.
陶瓷-金属复合材料具备高硬度、高强度、高韧性以及低密度的优点，已被广泛应用于防弹领域。
Ceramics are often used as protective materials against impact damage because of their desirable properties such as low density, high hardness and compressive strength.
陶瓷材料由于具有硬度高，抗压强度高，低密度等优良的力学性能，被经常用作抗冲击的防护材料。
The research of Al-based amorphous alloy is regarded in recent years because of the demand in high strength-low density materials.
铝基非晶合金的研究在最近些年得到了重视，这缘于人们对高强度低密度材料的需求。
Rapidly solidified aluminum-lithium alloys are conspicuous aeronautic and astro- nautic structural materials with low density, high strength and high modulus of elasticity.
快速凝固铝铿合金是一种低密度、高强度、高弹性模量的引人注目的新型航空航天结构材料。
Copper low strength, not directly used as structural materials.
纯铜强度低，不宜直接用作结构材料。
Concrete is one of the brittle materials, which has low tensile strength, poor toughness and poor impact resistance.
混凝土是一种脆性材料，具有较低的抗拉强度、韧性和抗冲击能力。
As a new type of filling materials, the aerated concrete has the features of low density, low strength, good absorption of water and great contraction.
加气混凝土作为一种新型的墙体填充材料，具有容重小、强度低、吸水率高，收缩性大等特性。
The compact rockfill materials are of the properties of high permeability, low compression, low failure strain and high shear strength.
压实堆石料具有强透水性、低压缩性、破坏应变低、抗剪强度高。各料场级配石料均能够作为面板堆石坝的筑坝材料。
P95 A compression test is used for brittle materials such as concrete, stone, and brick because their tensile strength is low and thus harder to measure accurately.
脆性材料例如混凝土石材和砖是做抗拉实验的。因为它们的抗拉强度很低，很难准确地测量。
At low confining pressures, the inhomogeneity of rock materials results in obvious strength-size effect.
低围压时，岩石试件内材料并未趋于均匀化，非均质性显著，强度尺寸效应明显；
The strength of the cement is low, the stability of volume is unqualified, primarily is to go together with raw materials mix proportion by weight what caused by inappropriate reasons .
水泥的强度低，安定性不合格，主要是配料不当的原因造成的。
As the used materials are innoxious, the invention is harmless to human bodies, low in cost and simple to manufacture, and has little smell, high bonding strength and favorable brushing property.
本发明因使用的原料无毒无害，因而不会对人体造成危害，成本低，加工简单，气味小，粘接强度高，涂刷性好。
RAAASCM cementitious materials pastes exhibit high strength, low porosity, fewer harmful pore, and high resistance to sulphate corrosion as well as gamma irradiation.
该胶凝材料浆体具有高强、较低孔隙率、较少的有害孔、抗硫酸盐侵蚀和耐辐照性能好的特点。
RAAASCM cementitious materials pastes exhibit high strength, low porosity, fewer harmful pore, high resistance to sulphate corrosion and to gamma irradiation.
该胶凝材料浆体具有高强、较低孔隙率、较少的有害孔、抗硫酸盐侵蚀和耐辐照性能好的特点。
Weldable materials: low carbon steel, high-strength steel, medium-carbon steel, low-alloy steel.
可焊材料：低碳钢、高强度钢、中碳钢，低合金钢。
Weldable materials: low carbon steel, high-strength steel, medium-carbon steel, low-alloy steel.
可焊材料：低碳钢、高强度钢、中碳钢，低合金钢。
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