low strength的例句大全

The joints of high purity alumina ceramic and oxygen-free copper with high strength and low gas loakage are needed in electron tube.

电真空应用中，要求高纯氧化铝与无氧铜的连接接头具有较高的强度和气密性。

Due to weak interaction between the fibers, the strength of paper made from fly ash fibers ( FAFs) is low.

粉煤灰纤维应用于造纸，由于纤维之间的相互作用力弱，导致粉煤灰纤维抄造的纸张强度较低。

This method takes full advantage of the low tensile strength of rock and high permeating ability of high pressure water which enable the initiation and propagation of cracks and the accomplishment of rock fragmentation.

本方法充分运用了岩石抗拉强度低，和高压水对岩石有利渗透作用的条件，从而达到岩石裂纹的产生与扩展，直到最后劈裂。

Vanadium alloys are better than ferritic/ matensitic as attractive candidate materials for neutron interactive structural components of fusion energy system, because of their high temperature strength, high thermal stress factor, low activation for neutron irradiation and so on.

作为聚变堆的候选结构材料，钒合金的高温强度，热能应力因子以及中子辐照低活化性能等等，相比铁素体/马氏体钢更优良。

The mechanical strength and thermal endurance of some homemade gauge glasses have been determined from room temperature to very low temperatures.

测定了几种国产液面计玻璃板低温时的强度和耐温度急变性能。

It was found that at low injection rate the tensile specimen has the best performance for both tensile strength and impact toughness; at low melt temperature, although the tensile properties of the sample is better, but its impact toughness is reduced.

研究发现，低注射速率条件下试样有最优的拉伸性能与冲击韧性；低熔体温度条件下的试样虽然拉伸性能较好，但其冲击韧性反而降低。

Effect of Exogenous Materials on Cotton Fiber Strength Development in Low Temperature Conditions

低温条件下外源物质对棉纤维比强度的影响

This technology test presentation is about procedure test of weld joint property of Cr-Mo steel through normalizing heat treatment, including the tensile strength and impact toughness under low temperature.

介绍了正火处理的Cr-Mo钢焊接接头性能的工艺试验情况，重点探讨了焊接接头抗拉强度和低温冲击性能的影响因素。

The results showed that the aramid cord was an ideal reinforcing material for tire because of its high modulus and rupture strength, low thermal shrinkage and elongation at break;

芳纶纤维具有高模量、高断裂强度、低热收缩率和低断裂伸长率，是轮胎的理想骨架材料；

Polyimide ( PI) had been widely used in electric industries because of their outstanding characteristics, such as excellent tensile strength and modulus, low thermal expansivity and dielectric constant ε, good insulation capacity and good resistance to organic solvents.

聚酰亚胺因为其优异的性能被广泛的应用于电气工业，例如高强度与高模量，低热膨胀系数和介电常数，优异的绝缘性能和耐溶剂性。

The pipeline steel with strain-based design is usually characterized by high initial work hardening rate, good ductility, and low yield stress to tensile strength ratio.

抗大变形管线钢就是基于应变设计的方法得到的具有连续屈服、较低的屈强比、较高的加工硬化指数以及均匀塑性变形延伸率等特性的管线钢。

The reflectance of the black coatings, the thickness of which can reach 25 μ m, can be as low as 7%, and the bonding strength between the black coating and the matrix can be as high as 234 MPa.

发黑膜对光的反射系数最低可达7%，厚度可达25μm，与基底的结合力达234MPa以上。

This cooling method will get the yield strength of 435 MPa and tensile strength of 540 MPa, elongation of 30% of the high-intensity, and good toughness of low-carbon automobile beam steel, which can satisfy the need of users.

能得到屈服强度为435MPa，抗拉强度为540MPa，延伸率为30%的强度高、韧性好的低碳汽车大梁钢。

Incoloy alloy 903 is a precipitation hardened Ni-Fe-Co alloy with outstanding characteristics: low coefficient of thermal expansion, nearly constant modulus of elasticity and higher strength.

Incoloy903合金系沉淀强化型Ni-Fe-Co基合金，它具有低的热膨胀系数，几乎恒定的弹性模量和较高的强度。

Low Carbon and Low Alloy High Strength Steel Design

低碳钢与低合金高强度钢的设计

Strength of a low carbon steel at different temperatures and strain rates

普通低碳钢的强度与温度、应变速率的关系

When the geosound is propagating in the stratum, the low frequency part of it propagates far in the solid dielectric, while the high frequency part is attenuated so fatly that the signal strength the detector detected is small and extremely weak.

地声在地层中传播时，低频率部分在固体介质中传播较远，而高频部分的衰耗很大，而且探测器接受到的信号强度很小，极其的微弱。

The Value of Low Field Strength MRI in Evaluating the Invasion of Myometrium of Endometrial Carcinoma in Staging ⅰ

低场MRI判断Ⅰ期子宫内膜癌肌层浸润深度的应用研究

The hollow floor plate of the invention has the characters of high strength, deformation resisting, excellent vibration resisting property, easy construction, low cost and the like.

本发明具有强度高、抗变形、抗振动性能优良、施工简便、成本低等特点。

However, the industry is still very low degree of concentration, intense competition, while the overall strength of technical innovation is weak, and its international competitiveness is far below the level of developed countries in the same industry.

但行业的集中度相对发达国家水平仍然很低，竞争激烈，同时技术创新实力整体薄弱。