вертикально-ковзний затвор
falling behind
cylinder block (engine block)
feed block slide (feed-block-actuating slide)
block diagram
block face
block supplies
locking block
TNT block
breech block pivoted below the level of the chamber
disrupt, fix, turn or block the enemy force
all-round vision block
back on the block
block off
direct vision block
surveillance vision block
trunnion block
vision block
advanced building-block for large-area exploitation
basic building block
basic building block module
building block
building block approach
building block organization concept
building-block concept
building-block construction
memory interface building block
multipurpose arithmetic building block
block and pulley
block and withdraw
block coefficient
block hook
block nut