Thermal analysis curves of black powder and its raw materials were measured with heating rates of 5,10,20 and 40 ℃·min -1 by differential scanning calorimetry (DSC) and thermogravimetry (TG).
应用差示扫描量热计和热重分析仪,在5℃·min-1、10℃·min-1、20℃·min-1和40℃·min-1升温速率下分别测定了黑火药及其生产用原材料的热分解曲线。
The black powder were coated with GZ-1 type silicon resin.
采用表面包覆法,从材料选择、含量匹配、工艺参数优化等方面研究黑火药的包覆技术,利用扫描电镜对包覆后药粒的微观形貌进行了表征,并就包覆前后黑火药的感度和燃烧性能进行了对比研究,结果表明GZ-1型硅脂在黑火药表面形成均匀、完整的包覆层;包覆后点火药的吸湿性降低了58%,撞击感度、摩擦感度和静电感度分别降低了60%、57%和56%,而火焰感度、输出性能与包覆前的药剂相当。
An artificial neural network(ANN) model about thermodynamic parameters evaluation of black powder was set up.
利用人工神经网络算法建立了黑火药燃烧热力学参数的定量BP网络模型,通过10组配方的元素组成及其输出参数测试值对模型进行了训练,用另外9组配方的测试结果与相应的预测结果进行了对比研究。
This trial use full waxy wheat to hybridize with black kernel wheat in generations.
通过全糯材料和黑粒小麦材料的多代杂交、回交,小麦籽粒颜色性状的筛选,及改良碘染色法和 SDS -PAGE 电泳鉴定,成功地将小麦的黑粒性状和糯性性状整合到一起,选育出了同时具有黑粒性状及全糯型性状的黑粒糯性小麦。
Gunpowder also sped up the slow process of digging up stones.
黑火药还加快了缓慢的采石进程。
Gunpowder, dynamite and gun cotton are explosives.
黑色火药、甘油炸药和强棉药都是炸药。
A string of gunpowder that acts as a fuse for exploding a charge.
导火线一段黑色火药线,用作引爆炸药的引信
Black Plaster Allergic Test and Technical Study of Removing Fire Toxin
黑膏药过敏性试验及去火毒工艺研究
To burn without exploding, gunpowder must have an extra measure of charcoal.
如要燃烧时不爆炸,黑色火药中必须另加一些木炭屑。
Unless the ingredients are put together in just the right proportions, the gunpowder explodes when ignited.
如果不是按照非常适当的比例把配料拌合在一起,点火后黑色火药就会爆炸。
When powder is set fire to, it explodes.
火药点火就会爆炸。
collodion ,non-medicinal
.火棉胶,非药用的
Companhia de Polvoras e Explosivos de Angola, SARL
安哥拉火药炸药公司
Any of various explosive powders used to propel projectiles from guns, especially a black mixture of potassium nitrate, charcoal, and sulfur.
火药一种爆炸性粉末,用来把发射物从枪枝中推射出来,尤其是硝石,炭和硫磺的黑色混合物
'Alexandre Manette,' said Defarge in his ear, following the letters with his swart forefinger, deeply engrained with gunpowder.
“亚历山大-曼内特,”德伐日用他那沾满了火药的黝黑的手指画着那两个字母,对着他的耳朵说。
In 1605, the "Gunpowder Plot" failed as Guy Fawkes was seized before he could blow up the English Parliament.
1605年“黑色火药密谋”活动失败,当盖伊福克斯要爆炸英国国会之前被抓。
To load(a firearm) with an insufficient charge.
未给…装足火药给(火器)填充弹药不足
The stove chimney discharged dark smoke.
火炉的烟囱冒出黑烟。
We'd wait until dark and make a fire,
我们等到天黑就升火,
I see the volcano vomit black smoke .
我看到火山喷出黑烟。
A volcano belches smoke and ashes.
火山喷出黑烟和灰土。
I saw the volcano vomit black smoke.
我看到火山口喷出黑烟。
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