The isovolumetric burning performance of deep deterred oblate spherical powder(DDOSP) with large web is investigated by the closed bomb test.

利用密闭爆发器试验研究了大弧厚深钝感球扁药的定容燃烧性能。

youdao

Some catalysts are putting into TEGDN gun propellants and the effect of these catalysts on combustion properties of TEGDN gun propellant is studied through closed bomb test.

将燃烧催化剂引入太根发射药中，利用密闭爆发器静态燃烧实验研究了这些燃烧催化剂对太根发射药燃烧性能的作用效果。

youdao

The effects of physical dimension(inner diameter and length-to-diameter ratio) on the combustion performance of a tubular variable-burning-rate gun propellant were investigated by closed bomb test.

采用药柱密度测量技术和密闭爆发器试验，分析了试样的损伤程度，并对损伤装药的燃烧性能进行了研究。

youdao

He was asked to help Robert Oppenheimer with the atomic bomb test at Alamogordo.

VOA: special.2009.06.14

Mister Fermi helped Mister Oppenheimer prepare the Alamogordo bomb test.

VOA: special.2009.06.14

The failed terror bomb plot constitutes Mr.Obama's most serious national security test to date, and the president has been quick to acknowledge that there is plenty of room for improvement.

VOA: standard.2010.01.06

Mr. GRAHAM ALLISON (Harvard University): During those three years, the North Koreans produced more plutonium, worked on their nuclear bomb test, worked on their missiles, tested their missiles.

NPR: North Korea Will Return to Talks, China Says

Under the Manhattan Project, several secret facilities were set up to build and test bomb components.

NPR: Revisiting the Birth of the Bomb

In 1952, Winston Churchill announced that Britain had produced its own atomic bomb and would test it in Australia.

CNN: Thursday,