gun powder explosive 中文意思是什麼
gun powder explosive
解釋
黑色火藥-
The results show that the penetrability of powder loads can be improved when suitably reducing bulk density and grain size of gun propellant, increasing nitrogen content of nc and choosing oblate spheroid explosive respectively under the constant test conditions
結果表明,在其它試驗條件不變的條件下,適當降低發射藥堆積密度、適當提高發射藥中硝化棉( nc )含氮量、選用恆面燃燒的扁型藥、降低發射藥粒度均有利於提高射釘的穿透能力。
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