Low burning rate  低燃速

Low burning rate delay composition  低燃速延期药

High and ultra-high burning rate propellant  高燃速-超高燃速推进剂

high burning rate propellant  高燃速推进剂

high-burning rate propellant  高燃速推进剂

high-burning-rate propellant  高燃速推进剂

Propellant burning rate  推进剂燃速

variable-burning rate propellant  变燃速发射药

Extremely Low Rate  极低速率

high-low-low temperature  中低低

high-low-low temperature process  中低低

LLWL (low-low water level)  低低水位

Low rate  低速率

Low rate access  低速接入

Low Rate Code  低码率

low rate discharge  低速率放电

low rate of water to cement  低水灰比

low rate silver zinc battery  低速率银锌蓄电池

low rate speech coding  低速率语音编解码