It starts with the effect of moisture content upon primary explosive ageing, discusses the related problems and effect on pyrotechnics existing in the primary explosives being used currently.
针对水分对起爆药老化的影响，讨论了目前所用起爆药存在的相关问题及对火工品的影响。
Result demonstrated that the NHN primary explosive can overcome the problem of pollution produced by DDNP, the produce process is reasonable, and the performance of product is safe and reliable.
结果表明：采用NHN起爆药可克服DDNP起爆药带来的污染严重问题，生产工艺合理、产品性能安全可靠。
Result demonstrated that the NHN primary explosive can overcome the problem of pollution produced by DDNP, the produce process is reasonable, and the performance of product is safe and reliable.
结果表明：采用NHN起爆药可克服DDNP起爆药带来的污染严重问题，生产工艺合理、产品性能安全可靠。
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