The spatial arrangement of fissionable and nonfissionable materials in a nuclear reactor.

在核反中可裂变和不可裂变物质空间排列 v.tr.

Its radar equipment was powered by a nuclear reactor.

其雷达装置由一核反堆提供动力。

Inside the reactor the large molecules are cracked into smaller molecules.

在反堆里,大分子裂变为小分子。

The reactor has some zymogen and acetogen, but no methanogen bacteria.

反器中有一定量发酵菌和产乙酸菌，但无产甲烷菌。

A nuclear reactor is the apparatus in which atoms are split.

核反堆是分裂原子装置。

An ageing nuclear reactor is an accident waiting to happen.

老化核反堆早晚会出事故。

The transactor considers activating the atomic interaction in the intact reactor is practicable.

办理人以为激活未反堆内原子相互功能是种可行.

The transactor thinks activating the atomic interaction in theintact reactor is practicable.

办理人认为激活未影响反堆内原子相互作用是种可行。

A meltdown at the reactor had only just been avoided.

险些发生核反堆熔毀事故。

The consequence of the reactor original design, is to form large, dense, and homogeneous floc, which can enter the presettling zone at higher velocities than those currently used with other systems.

反池独计结果，即能够形成较大块、密实、均匀矾花，这些矾花以比现今其它正在使用沉淀系统快得多速度进入预沉区。

An analysis is made of the present status of production of DAP by the mixed process of preneutralization reactor tank-pipe reactor,as the moisture content of the product fluctuates greatly.

针对预中和反槽-管式反器混合工艺生产磷酸二铵产品时,产品水含量波动较大生产现状进行了分析。

In order to adapt to real time simulation, the nodes of system and the predigestion was made according to the characteristic of reactor coolant system which will be simulated.

本论文针对要仿真冷却剂系统点，对系统进行了节点划分，并做了适当简化，以使其适实时仿真需要。

Co-gasification of Huainan coal, waste wood and waste polyethene (PE) to produce fuel gases with high H2 was carried out on a fluidized bed reactor in out laboratory.

开展了利用煤、废木屑和聚乙烯废料进行共气化以制备富氢燃料气研究。

Several patent techniques of Tsinghua University, tubular distributor and trictum structure, were adopted to improve the distribution of mix gas and fluidized state in fluidized bed reactor.

流化床床内呈湍流流化态，提高了传质、传热效果。

Cyanopyridine,intermediate of rimifon, was synthesized from 4-picoline using vanadium oxide as a catalyst in a fixed-bed reactor, reached 99% conversion of 4-picoline, 88% selectivity and 87.

以4甲基吡啶为原料,在固定床反器中通过含氧化钒催化剂发生气固相接触氨氧化反制备雷米封中间体4氰基吡啶,4甲基吡啶转化率为99%,4氰基吡啶选择性为88%,收率为87。

The neutronic computation and analysis is performed to assess the technical feasibility of transmutation of long-lived actinides using fusion-fission hybrid reactors by the above code system.

利用所研制程序系统对长寿命锕系元素在聚变-裂变混合堆中转化进行了探索性研究。

The applications and developments of CFD in chemical engineering field which included filled tower, cyclone separator, biochemical reactor, exsiccator, fluidized bed, heat exchanger are reviewed.

本文主要综述了CFD技术在化工领域内填料塔、旋流分离器、生化反器、干燥器、流化床、换热器方面用。

The gas-solid reaction mechanism was studied in the tank reactor.It was found that the reaction rate was controlled by the interdiffusion and intrinsic chemical reaction.

在釜式反器内研究了氯磺化反气固相反机理，发现气体内扩散和本征化学反是氯磺化反控制步骤。

This paper presents the parameter selection and design method of saturant reactor for the start of high-voltage ac motor. The concrete example is given.

摘要介绍高压电机起动用饱和电抗器参数选择及计方法，并给出了具体例子。

A combustion-driven entrained flow reactor equipped with an optical particle-sizing pyrometry diagnostic and a rapid-quench sampling probe has been used for this investigation.

这里使用试带有光学测温元件和快速淬火取样探针气流床反器。