它采用高孔密大孔径深穿透射孔弹和大压差抽吸炮眼清洗技术,不仅能提高油井产能,解除近井带污染,还可以改善防砂完井效果。
The technology uses deep penetration perforation charge with high perforation density and large perforation diameter and surging perforation with greater pressure differential.
压弹是近二三十年来西方心理学研究的重要领域,它是指个体在面临逆境时维持积极适应的过程。
As an important domain of western psychology study during the last thirty years, resilience means the positive course of keeping adapting among individuals in face of adversity.
根据汽车炸弹恐怖爆炸的特点,计算了汽车炸弹近地爆炸空气冲击波参数,提出了防爆墙结构等效静载的弹塑性动力计算方法。
According to the characteristic explosion of the vehicle bombs, the parameters of air shock wave in the vehicle bombs explosion near the surface are calculated in this paper.
利用已有的米波多卜勒引信技术,设计了多用途破甲弹近炸引信信号处理电路。
By using metric wave Doppler fuzes technique, this paper designs a signal pro-cess ing circuit for multiple USES HEAT.
为提供旁通近井地带损害等所需的长射孔孔道而设计的射孔弹。
A perforating charge designed to provide a long perforation tunnel, such as may be required to bypass any near-wellbore damage.
目标特征提取技术是深弹近炸引信系统中的一个重要功能模块,是引信系统成功识别目标的关键。
Target feature extraction plays an important role in the depth bomb fuze system, because it is a key point that ensures the fuze system of successfully recognizing target.
国外发达国家现役的深弹配备的都是非触发式近感引信,攻潜效能高。
In overseas develop countries; however, the service depth bomb weapons are equipped with non contact fuze that has high effectiveness in attacking underwater craft.
他发现尽管实际上近失弹是令人不快的,但是近失弹结果与游戏时真正取胜结果一样,也有奖励规则的激励,大脑照样能达到兴奋状态。
He found that the brain activated the same reward system that is activated in a real win, despite the fact that people report that these near misses are unpleasant.
为研究近炸引信预制破片弹的战场使用 ,计算其对目标全航路程射击效率是必要的 。
To study the combat of proximity fuzed ammunition, the combat effect calculation is the key.
一个美国眼镜蛇攻击直升机海上火灾声东击西的信号弹,因为它近中远期工作在动荡的阿富汗南部赫尔曼德省,星期日,2011年5月8日基本EDI苍蝇。
A United States Marine Cobra attack helicopter fires diversionary flares as it flies near Forward Operating Base Edi in the volatile Helmand Province of southern Afghanistan, Sunday, May 8, 2011.
一个美国眼镜蛇攻击直升机海上火灾声东击西的信号弹,因为它近中远期工作在动荡的阿富汗南部赫尔曼德省,星期日,2011年5月8日基本EDI苍蝇。
A United States Marine Cobra attack helicopter fires diversionary flares as it flies near Forward Operating Base Edi in the volatile Helmand Province of southern Afghanistan, Sunday, May 8, 2011.
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