1.
The incombustible residue, fused into an irregular lump, that remains after the combustion of coal.
炉渣，渣块不燃的余渣，熔凝成不规则团块，如煤燃烧后之剩余物
2.
Not flammable, especially not readily ignited and not rapidly burned.
不易燃的不易燃的，尤指不容易点燃或不能快速燃烧的
3.
intrinsic non-flammability
内在的不燃性，本质的不燃性
4.
separation of flammable and nonflammable gases
易燃气体和不易燃气体的隔离
5.
an oil lamp that will not ignite flammable gases (methane).
不会点燃可燃性气体（甲烷）的油灯。
6.
non - selfigniting bipropellants
不自燃的二组成喷气机燃料
7.
During incomplete combustion some of the hydrocarbon fuel is cracked.
在不完全的燃烧中，一些烃燃料裂解。
8.
Soot is usually the product of the imperfect combustion of fuel.
煤烟通常是燃料不完全燃烧的产物。
9.
Comparison of flame-resistance of PAN blended with different flame retardant
不同阻燃剂与PAN共混阻燃的效果比较
10.
non combustibility = non-combustibility
不燃性的试验条件下
11.
water insoluble flammable liquid
不溶于水的易燃液体
12.
Damp wood will not fire.
潮湿的木头不会燃烧。
13.
non-flammable roof covering
不易燃的屋面覆盖层
14.
unbalanced fuel pump
不平衡供油的燃料泵
15.
"Fuel injection: In an internal-combustion engine, introduction of fuel into the cylinders by a pump rather than by the suction created by the movement of the pistons."
燃油喷射:用泵而不靠活塞运动产生的吸力将燃油喷入内燃机汽缸。
16.
clean fuel: Fuel that causes little or no pollution
清洁燃料:几乎或者完全不产生污染的燃料。
17.
We tried to kindle the wood But it was wet and wouldn't kindle easily
我们设法点燃木头,但木头是湿的,不容易点燃。
18.
Experimental study on combustion instability of lean premixed swirl flame
贫燃预混旋流火焰燃烧不稳定性的实验