首次的例句大全

For the first time, this paper reports on the distribution pattern of these main characters on the culm in plantations at different altitudes and on its altitude effect.

首次报道了不同海拔区域毛竹人工林这些节间主要性状在竹秆上的分布规律及其海拔效应。

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CuSCN thin films were prepared by electrochemical deposition method in aqueous solutions using cupric sulphate and potassium thiocyanate as precursor materials.

本文采用电化学沉积法，首次以硫酸铜和硫氰酸钾的水溶液为前驱体原料，在ITO导电玻璃上沉积出了性能良好的p-CuSCN半导体薄膜。

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The regulation of incubation time, precipitation sequence and mechanism of Ni-Al-V alloy on the effect of temperature and concentration was first studied using the microscopic phase-field method, and the interphase boundary structure of ordered domain migration characteristic of interphase boundary and nucleation orientation was investigated.

本文以Ni-Al-V合金为对象，首次采用微观相场法系统研究了温度、浓度对成核孕育期、沉淀序列、沉淀机制的影响规律，以及有序畴界面结构、界面迁移性、形核取向性。

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The first application of bimetallic rolled finned tube high pressure air cooler on Diesel Hydrogenated Unit

双金属轧制翅片管高压空冷器在柴油加氢装置的首次应用

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Somewhere on a fetid, fog-bound mud bank on this planet there stands, surrounded by the dirty, broken and empty carapaces of the last few jeweled scuttling crabs, a small stone monument which marks the place, where it is thought, the species Vogon Vogonblurtus first arose.

星球上最后几只仓皇而逃的寄居蟹留下了自己的空壳，散落在纪念碑周围，模样又脏又破，这座纪念碑纪念的是大家猜测中沃贡人（人种学的学名叫沃贡人普鲁图斯）首次上岸的地方。

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In this paper, the generalized optimality criterion is first employed in the design of reinforced concrete frames and a so called "group by group searching method" which identifies active constraints from all contraints, is proposed.

本文首次采用广义最优性准则设计钢筋混凝土框架，并建议一种区别有效约束和无效约束的方珐，名为分组穷举法。

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When the pump is first started, rotation of gears forces air out the casing and into the discharge pipe.

当泵首次启动时，齿轮的旋转迫使空气离开壳体进入排油管。

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The transition branching ratio between the energy levels was taken into consideration for the first time while discussing the influence of up conversion.

在上转换效应影响的讨论中首次考虑了能级间跃迁分支比。

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For the first time, we make use of thermoluminescence technique to demarcate variegation boulder bed which is the district corresponding period sediment guiding bed, the top appear multilayer ash tuff which have similar thermoluminescence parameter;

首次利用热释光技术标定了杂色砾岩层为区域同期沉积的标志层，其上部出现的多层凝灰岩具有相似的热释光参数；

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There is no application fee for all first time Applicants for the AAVS.

(甲)首次申请自动增值服务费用全免.

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In the article the way of improving the using effect for the stabilizer is investigated from two aspects: on one hand the surfactant is added into the bleaching liquid which contain sodium silicate and its influence in the bleaching process is studied;

一方面，首次向含有硅酸钠稳定剂的过氧化氢漂液中加入表面活性剂，考察表面活性剂的介入对漂白过程的影响及作用效果；

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This research is, to Ms Payne's knowledge, the first systematic study by time-lapse recording of blastocyst formation.

据Payne女士称，该研究是首次利用实时监控录像对囊胚形成进行系统的研究。

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Bismuth oxide thin films have been successfully fabricated on the stainless steel substrates by using pulsed laser deposition method for the first time.

首次采用355nm脉冲激光沉积在不锈钢基片上制备了氧化铋薄膜。

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It firstly derivates theoretical analysis formula of force and stroke by using beam bending theory and energy method.

首次采用梁的弯曲理论和能量法结合的方法推导了弯曲力和行程的理论解析公式。

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The introduction of the new online billing system forthe first time to make pre-and post-paid billing supporting to reach equilibrium.

新的在线计费系统的引入首次使预、后付计费支撑能力达到平衡。

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Author study the Markov Chain of Order 2 information source, and a class limit theorems about it ar Obtained.

首次研究了二重马氏信源问题，得出了关于有限二重马氏信源的一类极限定理。

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The goose-beaked whale, also known as a Cuvier's beaked whale, is the first to ever be found off the coast of Norway.

鹅喙鲸，也称作柯氏喙鲸，是在挪威海滩首次发现的鲸鱼。

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It is for the first time to use wastewater irrigating barren mountain for virescence.

用污水绿化灌溉荒山在新疆尚属首次。

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A new method for the reliability analysis based on first-passage failure criteria

结构首次穿越失效可靠度分析的新方法

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This paper establishes distributed knowledge coordination center by Meta-System theory in intelligent engineering and explains its realization process for the first time.

首次把智能工程中元系统理论用于知识供应链模型中分布式异地知识协调中心的建立，并阐述其具体实现过程。

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