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- The manufacturing technology of seismic charge with high detonation velocity containing single base propellant and double base propellant is researched. 研制含单基药、双基药的高爆速震源药柱,并对其制造工艺进行了研究。
- Diphenylamine(DPA) contents in single base propellants were determined by means of a single-sweep-square-wave polarography after the treatment of nitrosation of DPA. 将单基发射药亚硝化后用单扫描方波极谱法测定溶液中的二苯胺(DPA)含量,用丙酮溶解单基发射药试样,使用组成与待测样品相同的单基标准样品作工作曲线。
- STUDY ON NUMERICAL SIMULATION OF SELF-IGNITION FOR SINGLE BASE PROPELLANT AND ITS ENERGY VARIATION 单基发射药的热自燃数值模拟与其剩余能量变化研究
- single base propellant [化] 单基火药
- Polarographic Determination of Diphenylamine in Single Base Propellants 单基发射药中二苯胺的极谱法测定
- A single base might in principle suffice for computation. 在原理上用一条基线就能满足计算的要求。
- Extruded nylon tape with arrowhead type hooks on both sides of a single base. 带有突出的箭头式尼龙带用来分别钩住双面中的每个单面。。
- The results show that PDADN can increase burning rate and energy of nitramine modified double base propellant. 结果表明添加叠氮酸酯是一种提高硝胺改性双基推进剂燃速与能量的切实可行途径。
- The columns changed by the UPDATE must be resolved to a single base table. 由UPDATE更改的列必须解析到一个基表。
- The effects of TPUE on the mechanical properties, technique properties, combustion and energy properties of nitramine modified double base propellant are studied. 研究了热塑性聚氨酯弹性体对硝胺改性双基推进剂的能量性能、力学性能、燃烧性能以及工艺性能的影响。
- single base propellants 单基发射药
- Temperature distribution of combustion flame of double base propellant,composite propellant and NEPE propellant(taking HNIW or HMX as oxidizer)were measured by using relative light intensity method. 采用相对光强度法测定了双基推进剂、复合推进剂及NEPE(氧化剂为HNIW或HMX)推进剂的燃烧火焰温度分布。
- C/T (T/C) and A/G (G/A) transitions were the major types of single base mutation. 其中以C/T(T/C)转换和A/G(G/A)转换为主要的单碱基突变类型。
- Abstract: The influence of azide nitrate ester PDADN [1,3-propanediol, 2,2-bis(azidomethyl), dinitrate(ester)] on combustion property of nitramine modified double base propellant has been studied. 文摘:研究了一种叠氮硝酸酯PDADN对硝胺改性双基推进剂燃烧性能的影响。
- In order to improve the mechanical properties, a novel thermoplastic polyurethane elastomer(TPUE) with good miscibility with NG and NC is synthesized and used in modified double base propellant. 为了改善力学性能,合成了与硝化甘油(NG)、硝化纤维素(NC)具有良好相溶性的新型热塑性聚氨酯弹性体(TPUE),并应用于改性双基推进剂研究中。
- The researchers don't read eery single base on a strand of DNA, but they look for distinctie patterns of repetition of a single, ery short sequence. 虽然研究员不辨认一股DNA链的每一个单独的碱基,但是他们寻找一个单独的非常短的序列的重复的特殊模式。
- Twenty-four SNPs were found successfully in H-FABP gene, in which 9 are transitions, 13 transversions and 2 insertion/deletion (indel) of single base. 结果在H-FABP基因的5'调控区、Exon1、Intron1、Intron3和3'调控区共检测到24处SNP突变位点,其中有9处突变为转换、13处突变为颠换、2处突变为单碱基插入;
- The physical and chemic characteristic, and the main performance of hydrogen peroxide propellant, HAN based propellant and hydrazine nitrate propellant are listed. 列出了过氧化氢推进剂、羟基推进剂及硝酸肼基推进剂的一般物理、化学特性和主要性能。
- Finally, we have explored to utilize DTIC as a DNA molecular probe to sensitively detect specific DNA sequence and single-base mismatch or the single base mutations. 为进一步揭示其分子识别机理和作用机制,我们探讨了DTIC对DNA分子单碱基错配的识别。
- METHOD:Combining the modified primer Cy5 dye terminator labelled ddNTP (Cy5-ddNTP) and artificial template to do the specific Single Base Extension (SBE). 方法 :利用修饰引物进行特异性单碱基延伸 ,采用Cy5荧光染色标记的ddNTP ,并通过芯片电泳来检测。