critical material
英 [ˈkrɪtɪkl məˈtɪəriəl]
美 [ˈkrɪtɪkl məˈtɪriəl]
重要原料；临界物质；关键材料
双语例句
- In response, FAO helped the Government set up Input Trade Fairs to furnish critical planting material to farmers in need.
作为回应措施，粮农组织帮助该国政府组织投入物展销会，向在危难中的农民提供急需的种植材料。 - Those works evoked the beauty of the materials, but more importantly expressed the artist's critical attitude towards the material world.
那些作品体现了一些材料之美，但更重要的是表达了艺术家对现实世界的批评态度。 - Effect of Condition Parameters of Gas Drilling on Critical Flow Rate of Material Discharge
气体钻井分离设备液体排料临界流速的影响因素分析 - This creates what is known as a critical mass of nuclear material, which releases its energy instantaneously as atoms inside it split in an uncontrolled chain reaction.
这会造成核原料所谓的临界质量，当其中的原子在无法控制的连锁反应中分裂时，能在瞬间释放出能量。 - This in turn will depend on various factors such as the critical nature of the raw material, its function in the process, the stage of the synthesis, etc.
这反过来取决于不同的因素，如原料的关键特征，工艺中的作用，合成阶段等。 - Strategic and critical material stockpiling act;
战略和重要物资储存法； - Attending lectures will be particularly important, because much of the critical material will be presented only in lectures.
出席讲课非常重要，因为许多关键资料只会在课堂上呈现。 - Records should be maintained of these conditions if they are critical for the maintenance of material characteristics.
应当记录对保持物料特性至关重要的贮存条件。 - In view of this fact, a renormalization group model Of weak surfaces in combination with mechanical analysis is used to understand the physical mechanism underlying the coalescence of microcracks to critical failure of the material.
据此提出了一重正化群弱面模型，并对损伤演化后期的临界破坏现象进行了初步的分析和探讨。 - The Critical Temperature Of Superconducting Material YBa_2 Cu_3O_7
关于YBa2Cu3O7材料的超导临界温度 - Results indicate that copper impregnated graphite has good thermal shock resistance, which solves the critical technique of throat liner material used in high performance tactical missile and space vehicles with high pressure, high flow rate SRM.
结果表明，石墨渗铜材料具有较好的抗热震性能，解决了高性能战术导弹和航天飞行器高压强大流量固体火箭发动机（SRM）喉衬材料的关键技术。 - In the same drying rate, the critical moisture content of material is lower in superheated steam drying than that in heated air drying.
在相同的干燥速度下，与热风干燥相比过热蒸汽干燥物料临界含水率要低。 - The resistance at reference temperature, its temperature coefficient, and the critical temperature of the material that the operating range of the sensor depended on have been obtained.
测得材料的基准温度电阻，电阻温度系数及能够确定传感器工作范围的临界温度。 - The concept of critical length is from composite material, it is the basis of prediction of fabric strength.
失效长度来源于复合材料中的临界长度这一概念，失效长度是织物强力预测的基础。 - Therefore, Grade ⅰ fly ash is the critical functional material to prepare high performance concrete applied in the second stage works of Three Gorges Project.
Ⅰ级粉煤灰是三峡二期工程配制高性能大坝混凝土的重要功能性材料。 - Calculation for the critical velocity of coarse material slurry transported VAI pipelines
粗颗粒物料管道输送临界流速的计算 - The paper provides guidelines for automotive ecological design and environmental performance assessment by emphasizing the critical roles of material prohibition and restriction in the automotive ecological design.
从报废汽车回收利用的角度凸显了材料禁用与限用在汽车产品生态设计中的重要地位，为开展汽车产品生态设计和环境性能评价指明了方向。 - The results showed that the hole had a great impact on the rigidity of aluminium alloy plate, and there was a critical length of composite material patch.
结果表明：开孔损伤对铝合金板的平均刚度有很大的影响，且修补所用复合材料补片存在临界长度。 - When the maximum real stress at the hole edge exceeds this critical value, the material at the hole edge will yield again, otherwise, when the maximum real stress is lower than this critical value, the residual strain field near the hole will be stable.
当孔边实际最大应力超过这个临界值时，孔边材料将再次屈服；当孔边实际最大应力低于这个临界值时，孔边残余应变场保持稳定。 - The machinery design in engineering of external pressed vessels is based on the mathematical model of critical press and metallic material's stress-strain(σ-ε) characteristic curves together with the nomography.
对于外压容器的机械设计，在工程上是以临界压力（P（cr））的数学模型和金属材料的应力-应变（σ-ε）特征曲线结合的图算法完成。 - This article has expatiated that the working stress of the material will change with the wall thickness when the design thickness is at critical value of the material thickness.
阐述了当图样设计厚度处于相应材料厚度范围临界值时，材料许用应力随板厚变化而变化的问题。 - In addition, the critical surface tension of PU material showed that the PU developed has good biocompatibility.
通过对PU材料的临界表面张力的测定，预示这种亲水性聚氨酯具有良好的生物相容性。 - Material handling equipment selection is critical for the design of Material Handling System ( MHS).
物流设备的选择对物流系统的设计至关重要，这一工作复杂、繁琐，且往往不止一种答案。 - Erosion kinetic energy critical models of hard-brittle material for radial/ median and lateral cracks in erosion process are established. Concepts of fracture erosion resistance Rce and fracture erosion machinable number M are proposed in the present work.
建立了工件材料产生径向／中位裂纹和侧向裂纹的冲蚀动能临界条件模型，提出了硬脆材料的脆性断裂冲蚀阻RCE和脆性冲蚀加工数M的概念。 - Temperature is a critical process parameter in the material properties of measurement process.
在材料特性参数测量过程中，温度是一个至关重要的过程参数。 - Because of its high water reducing ratio, small admixture and well restraint of slump loss, PCE has become one of critical material that be used for manufacturing HPC. The consumption of PCE in construction engineering presents rapid growth trend.
聚羧酸高效减水剂因具有减水率高、掺量低、保坍性好等优点，已经成为制造高性能混凝土的关键材料之一，其在建筑工程中的用量呈现出快速增长的趋势。 - β-glucan is one of the crucial materials, which can affect the production of beer and quality of beer, and DMS is another critical material that determines the flavor of beer.
β-葡聚糖是影响啤酒生产和成品啤酒质量的重要物质之一，而二甲基硫（DMS）则是决定啤酒风味的关键性物质。 - The algae are most important not only as primary producers but the resources givers in the marine ecosystem. They play a critical part in material cycling and emery flowing.
海洋浮游植物（藻类）是海洋生态系统中最主要的初级生产者，也是海洋生物资源的重要组成部分，在海洋生态系统的物质循环和能量流动中起着重要的作用。 - Single crystal silicon is a critical infrared material, which has been employed in the optical systems increasingly because of its unique optical properties.
单晶硅由于其独特的光学性能被越来越多的应用于光学系统中，已经成为一种重要的红外光学材料。