The mechanical properties of improved double-base propellants enabled one to envisage grain geometrics with large combustion areas and consequently high thrusts .
经过改进的双基推进剂的机械性能使我们能够指望获得大燃烧面的药柱几何形状，从而得到大推力。
The effect of different technology including casting and extrution on the combustion performance of smokeless modified double-base propellant with ACP was studied.
研究了不同工艺对含ACP无烟改性双基推进剂燃烧性能的影响。
The results show that the crook of these propellants burning curves were caused by the difference of thermal decomposition behavior between the solid filler RDX and NC-NG double-base binder.
试验结果表明：NC、NG组成的双基粘合剂与固体添加物rdx在热分解特性上的差异是导致硝胺发射药燃速曲线转折的原因。
This causes the device to double the current multiplication factor, reset the alarm using the current timer value as the base, and go back to waiting for the next event.
这造成设备把当前乘数加倍，用当前计时器的值作为基值重新设置闹钟，然后返回，继续等候下一个事件。
The base model projects that deaths from communicable diseases (CDs) will decline by 50%, whereas deaths from both non-communicable diseases (NCDs) and injuries will more than double.
基本模型预测因传染性疾病(CDs)导致的死亡数将减少50%，而因非传染性疾病(NCDs)和伤害而导致的死亡将增加超过一倍。
Then in chapter 3, the multilevel assessment system of residual strength of corrosion pipeline is introduced on the base of API579 and double shearing yield strength principles.
然后在第三章主要基于API 579准则，以双剪屈服条件为基础，进行了油气长输腐蚀管道剩余强度分级评价技术的叙述。
Objective: to research the anatomic base and clinical significance of the soft palate double reversing Z - plasty in repairing cleft palate.
目的：报道软腭部反向双z瓣腭裂修复术的解剖学基础及其临床应用。
The lengths of the double stranded cDNA fragments were about 500 base pairs.
其双链链长，经凝胶电泳分析，约为500碱基对。
Clad steel is a sort of double layer metal that consisted with a base layer steel and a cover layer steel.
复合钢板是一种由基层钢板和复层钢板复合而成的双层金属。
The double shear specimen was designed for the study of the creep behavior of nickel base single crystal superalloys at high temperature.
双剪切试样是设计用于研究镍基单晶超合金的蠕变问题。
Base structure: double deck multistage lifting or skid-mount type.
底座形式：双层多级升降或撬装式。
The heptane compound has a primary purpose as a plasticizer for double base propellant systems.
化合物庚烷的主要用途是作为双基推进剂的增塑剂。
The high temperature reaction centre above the burning surface of the double base propellants and its variety regulation are found.
实验发现了双基推进剂燃烧表面上方高温反应中心的存在和变化规律。
The combustion catalyst adopted by ordinary double base propellant can adjust the burning rate. It's necessary to study further on the combustion mechanism.
该推进剂具有低特征信号、低易损性等特点，用一般双基药所采用的燃烧催化剂可调节燃速，深入研究其燃烧机理很有意义。
The form of double colour effect transfer coating sofa leather, the base crust, the processing technology of double colour effect film and the influence factors in processing were discussed in detail.
论述了干法贴膜双色效应沙发革的构成，底基坯革制作，双色效应膜的加工技术以及生产中的影响因素等。
Both actual world and virtual world can be a double-edged sword. It would be better that virtual world can base on real world as the prop and give the spirit to the actual world as the complement.
真实世界与虚拟世界都会是一把双刃剑，虚拟世界应以真实世界为依托，给真实世界以精神的补给。
While mounting capacitors on double-side PC board, the capacitors should be away from those unnecessary base plate holes and connection holes.
在双面线路板上安装电容器时，电容器的安装位置应避开多余的基板孔和过孔。
The model establishes the base for the 3D digital design, analysis of the finity unit, dummy manufacture of the double-circular-arc gear.
该模型为双圆弧齿轮的三维数字化设计、有限元分析、虚拟制造等奠定了基础。
The paper gives the performance characteristic of a new type modified double base solid propellant, and it is compared with the traditional double base propellant.
论文研究了一种新型改性双基固体推进剂的性能特点，并与传统的双基推进剂进行了比较。
Objective: Adding two titrant standard solution volumes affecting acid base double point potentiometric method accuracy are discussed.
目的：探讨两次加入滴定剂标准溶液的体积对酸碱双点电位滴定法准确度的影响。
We implement a program for lexicon management base on the improved Double-Array Trie and compare it with other index mechanisms.
我们基于该优化算法实现了一个词典管理程序，并与利用其他索引机制的词典进行了实验对比。
On the base of ma thematic model of induction motor and inverter, engineering designing method is used to design the PI regulator, and experiments on the double-closed-loops system is carried out.
在建立异步电动机和变频器数学模型的基础上，按照工程设计法设计出PI调节器，并进行了双闭环控制实验。
The present invention relates to a rare earth ion double-doped or three-doped or three-doped yttrium oxide base up-conversion luminescence material and its preparation method.
本发明是关于一种稀土离子双掺杂或者三掺杂的氧化钇基上转换发光材料及其制备方法，属于发光物理学中的发光材料领域。
It would double the size of HP's sales force and broaden its customer base, providing more potential clients for its services and consulting arms.
这将扩大销售人员的规模，拓宽消费者范围，为客户服务部门和咨询部门提供更多潜在的客户。
This is a comment with 58 references on the plateau combustion mechanism of the double base propellants.
这是一篇关于双基推进剂平台燃烧机理的评论，参考文献58篇。
It is indicated by the tests that provided a suitable binder is selected, the design requirements can be met by assembling double base propellant chunks.
实验结果表明，只要选择适当的黏结剂，通过对双基药块进行黏合组型可满足设计要求。
On the base of both consideration of heat transfer performance and resistance, the optimization and research are carried out on single spiral duct double pipe condenser.
本文在综合考虑传热性能和摩擦阻力等因素的基础上，对单螺旋槽套管式冷凝器的结构进行了优化和研究。
The base has special concave design, and can be fixed with double-sided tape.
底板有特殊凹位设计，可以直接用双面胶固定。
The base has special concave design, and can be fixed with double-sided tape.
底板有特殊凹位设计，可以直接用双面胶固定。
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