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- The covulcanizability of epichlorohydrin rubber (ECO) and nitrile r ub ber(NBR),effect of amount of covulcanizer on the mechanical and air aging proper ties,oil resistance of ECO and NBR were studied. 研究了二元共聚氯醚橡胶(ECO)与丙烯腈质量分数为41%25的丁腈橡胶(NBR)的共硫化性以及共硫化剂用量对ECO/NBR物理机械性能、耐老化性能、耐油性能的影响。
- More substantively it means the proper tie knot, tied correctly. 更实质性它意味着适当的领带结,并列正确的。
- The understanding of anatomical and biomechanical proper ties in relating to the classification of glenohumeral instability is essential for clinical diagnosis. 要正确的诊断盂肱关节不稳定,必须先清楚了解盂肱关节周遭的解剖构造、相关生物力学与盂肱关节不稳定之分类。
- The mathematics method on the complete function of inte grated broadening optical lineshape for laser material is given.The basic proper ties of the complete lineshape function are analyzed. 本文建立了一种求解激光工作物质综合加宽机制下谱线线型函数统一的数学方法。分析、讨论了激光工作物质在各种加宽机制下光谱线线型函数的基本特性。
- Much progress has been made in formulation and application.It is desc ribed in developing history,chemical principle.key technology,materials proper ties and application fields in this paper. 本文着重从发展简史、化学原理、关键技术、材料性能、应用领域等方面,系统介绍该技术的发展过程。
- As cracking pressure is one of the basic mechanical proper is of presrs- sed co crete water pipe, it is necessary to the formula for calculation of cracking pressure which is a measurement of working capability of pressure water pip. “开裂压力”是预应力混凝土输水管的一项基本力学强度指标,为此,探讨一下衡量压力水管工作能力的“开裂压力”计算公式,是十分必要的。
- Has the packet been properly tied up? 那个小包裹捆好了吗?
- We studied the dosage of methyl methacrylate (MMA) and density effect on the mechanics proper of CE/PMMA-IPN. 研究了甲基丙烯酸甲酯(MMA)的含量对CE/PMM-IPN体系的力学性能及密度的影响。
- physical proper ties of reservoirs 储层物性
- With a small switching torque, the valves qre excellent in sealing and mechanical properities, as well as good sorrosion resistance thanks to special treatment. 阀的开关扭距小,密封和机械性能良好。阀件均经过特殊处理,具有良好的腐性能。
- I advise waiting till the proper time. 我建议等到适当的时候。
- Is this equipment tested for mechanical aptitude? 这台设备测定了其机械适应性了吗?
- We need a mechanical digger to level the ground. 我们需要一台挖掘机来平整土地。
- I do not think it's proper for you to behave so. 我认为您这样的举止不合体统。
- It's not proper for you to catch him up very short. 你突然打断他的话是不恰当的。
- She's not at all a proper person for you to know. 她可不是正派人,你不应该结识她。
- If the muzzle has been properly tied the ferret will be free to lick but not to bite. 如果口套已经被系好,那只雪貂将只能自由舔舐,而不能咬人。
- The move water have mechanical energy. 流动的水拥有机械能。
- She hadn't had a proper holiday for years. 多年来她都没有过真正的假期。
- The company does not take proper fire precaution. 公司未采取正当的防火措施。