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- These conditions may be regarded as corresponding to a shallow underwater explosion. 可以把这个条件看作是浅层水下爆炸的相应条件。
- The phenomena of underwater explosion are so complex that the description of similarity laws seen simple, general and indistinct in literature. 摘要水下爆炸现象很复杂,根本不可能做到完全性的相似,哪怕做到一般船舶力学中的流体近似相似也相当困难。
- The experimental research was carried out to study the energy output characteristics of TNT,insensitive RDX,RDX/Al and SEFAE underwater explosion. 对梯恩梯(TNT)、钝化黑索今(RDX)、含铝炸药(RDX/Al)、一次引爆型燃料空气炸药(SEFAE)等不同类型的炸药在爆炸水池中的能量输出结构进行了实验研究。
- Abstract: This paper presents a study of the behaviour of an Antisubmarine Submarine (SSK) facing an underwater explosion. 文章摘要: 研究了反潜潜艇面对水下爆炸的性能状态,特别分析了水雷威胁。
- This paper introduces the construction technologies of underwater explosion and the control of seismic wave in Huaneng Haikou Power Plant. 介绍华能海口电厂工程水下爆破的施工工艺及爆破地震波的危害控制。
- B group(42 cases) received BCG polysaccharide and nucleic acid preparation [1 mg(2 branches),every 2 d for 1 dose,im]. B组(42例)肌肉注射卡介菌多糖-核酸注射液[1次/2 d,1mg(2支)/次];
- This paper mainly studies the simulation of frequency spectrum of the signal of underwater explosion about different dose detonator, and designs the underwater hang fire exploder. 本文主要是对不同炸药量水下爆炸产生的声信号频谱的模拟进行研究,并设计了水下延时起爆装置。
- With regard to eNOS,at 2 d,3 d and 7 d post pMCAO,group B performed significant difference with group C and group D. eNOS阳性表达2、3、7d;各组之间比较差异有统计学意义(P?0.;05)。
- Underwater explosion has two major phenomena, shock and bubble, When a boundary is presented near bubble, bubble behaviors will be fast, violent and complex. 摘要水下爆炸有震波与气泡两个主要现象,当气泡附近存在边界时,气泡的变化行为快速猛然复杂。
- Matra - Marconi's "tax" 2 C (R05) or 2 D (modified after the R06 and R07) satellite communications equipment. 马特拉-马可尼公司的“赋税”2C(R05)或2D(改装后的R06和R07)卫星通信设备。
- The results are compared with experimental results, discuss the applicability of two finity element softwares which simulate the non- contact underwater explosion loading. 并将计算结果与试验结果进行对比分析,探讨了两种有限元软件模拟非接触水下爆炸的适用性。
- The reconstruction of the 3 D deformed paleostructures should be considered as the superimposition of 2 D deformation. 三维变形古构造恢复一般应视为二维变形的某种叠加,叠加方式视断裂总体变形特征而定。
- Underwater explosion of TNT calculated by this program was finally analysed.The results proved to be consistent with those calculated by similar explosion rules. TNT水中爆炸的计算结果与实验相似律求得的冲击波参数对比表明,两者计算结果比较吻合。
- However,it had some limitation in partial deformity of surficial body, not better than the 2 D images. 但有其一定的局限性,对部分体表畸形检出不及二维探头。
- The results showed that underwater explosion can be used as a strong source of acoustic interference, and will play an important role in anti-torpedo warfare. 结果表明,水下爆炸作为一种强水声干扰源,可在反鱼雷干扰对抗中发挥重要作用。
- But, there are few studies on dynamites with a metal shell in the water.The "533" formula of bare dynamite was used to compute the underwater explosion force of weapons. 但对于水下带壳药包的爆炸少有研究,水中兵器水下爆炸破坏力都采用裸药的533公式。
- These results suggested that two immunosuppressants of CsA and 1,25(OH) 2 D 3 , combined use at low doses might be an effective therapy for EAT. 提示 :小剂量免疫抑制剂 Cs A和 1,2 5 (OH) 2 D3 联合防治 EAT有效 ,并具有协同作用。
- In addition, after 10 cycles of end-of-day far-red irradiations (EOD FR), the heading and flowering date of the mutant was delayed for 2 d. 另外,在育性转换敏感期每日主光期结束时(EOD)进行10次短暂的远红光(FR)照射。 结果表明,农垦58S植株抽穗和开花期比SD处理推迟2d,而花粉败育率、种子结实率却无变化。