The stench of cordite and clouds of smoke hung over the hollow.
炸药恶臭和
炸硝烟笼罩着山谷。”
The stench of cordite and clouds of smoke hung over the hollow.
炸药恶臭和
炸硝烟笼罩着山谷。”
Since cordite burns at a greater rate at a higher pressure a relief valve must be used to allow generated gas to escape to atmosphere at times when the demand is low.
因为柯达火药在压力下
速度燃烧,所
必须使用一个溢流阀,
便当用气少时,能让所产生
部分气体排到大气中去。
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