combustible concentration

• 可燃物的浓度

combustible concentration的用法和样例：

例句

1. The products of burning depend on the combustible material.
   燃烧的产物取决于可燃物。
2. Oxyliquits are explosives consisting of combustible materials impregnated with liquid oxygen.
   液氧炸药是将可燃物浸以液氧组成的。