The energy density function of extension explosive charge is derived by mathematical method and based on it,the end effect,middle effect and length diameter ratio effect of extension explosive charge and the blasting property are studied in this paper.
本文以数学方法导出了延长药包的能量密度函数,并据此剖析了延长药包的端部效应、中部效应、长径比效应及其它爆破特
Study on the relationship of fertility and stem clasping length of Photo/temperature genic male sterile of indica rice ( Oryza sativa L.).;
籼型水稻光温敏不育系包颈长度与育性的相关性研究
Extended Charge in Linear Explosion Effect and Numerical SimuLation in a Single Free Surface;
单自由面条件下延长药包爆破作用及数值模拟
Characteristics of Fluid Inclusions in Yanchang Formation of the Yanchang Oilfield,Ordos Basin
鄂尔多斯盆地延长矿区延长组流体包裹体特征
Rat blood coagulation time was significantly prolonged.
大鼠用药后血液凝固时间显著延长。
"Good Prescription" or "Wrong Treatment"--on Extending Statutory Retirement Age
“良方”还是“错药”——延长法定退休年龄之辩
Elongation also involves the enzyme-mediated stretching of the cell walls.
延伸也包括由于酶促反应而引起的细胞壁的延长。
Research on service life of main hydraulic pumps for CCM of Baogang
包钢连铸机液压主泵延长使用寿命研究
The Experimental Analysis of the 30 Years Prolonging Policy of Land Contract System;
对延长土地承包期30年政策的实证分析
A Combination of Chitosan,Coating and Modified Atmosphere Packaging for Prolonging Chicken Meat Shelf Life
壳聚糖涂膜结合气调包装延长鸡肉保质期
Stability Analysis of Multi-packet Transmission Networked Control Systems with Long Delay
长时延多包传输网络控制系统的稳定性分析
Anti-retroviral drugs can extend life for many years.
抗逆转录病毒药物能够使生命延长多年。
The anesthetic guinea pig model for QT interval prolongation evaluation
使用麻醉豚鼠评价药物引起的QT间期延长
TVM were administrated to mouse ranging from Img/kg to 160mg/kg for 9 days.
连续给药9天后停药,观察小鼠的生存时间,计算生命延长率。
16. The American referred to was Colonel David D. Barrett, head of the U.S. Army Observer Group in Yenan.
〔16〕这里所说的“美国人”,是指美军在延安的观察组组长包瑞德上校。
Objective To study the opration of penis elongation and augmentation through incision of penis foreskin interior board.
目的探讨经包皮内板切口阴茎延长增粗术的方法。
any extension of time to which the Contractor is entitled under Clause 77
根据合同第77条规定,给予承包商延长工期的权利
Studies on the Technology and Mechanism of Extending the Shelf-life of Agrocybe Chaxingu by Using MAP with Silicon Gum Film Window;
硅窗气调包装延长茶树菇贮藏期的工艺及机理研究
The Research on the Landless Farmers Following With Prolonging Land Contract--A Case of Hebei Province;
土地承包期延长后无地农民问题研究——以河北省为例
Modern drugs and advanced surgical techniques have also prolonged life.
同时,现代的药物和先进的外科技术也使得寿命延长。
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