naval ordnance海军军械An Ordnance Survey grid reference gives the position of a place to within 100 metres.全国地形测量局的地图坐标标示某地的位置精确到100米以內.With cargo projectile by the world , serious problem of unexploded ordnance arisen.子母弹药的...
An Ordnance Survey grid reference gives the position of a place to within 100 metres.全国地形测量局的地图坐标标示某地的位置精确到100米以內.She worked in an ordnance factory during the war.战争期间她在一家兵工厂工作.Shoes and clothing for the army were scarce...
Logarithms were invented to shorten the work of extended numerical computation.人们发明对数来缩短运算冗长的数值计算工作.Yes, logarithms — that horror of high school algebra — were actually created to make our lives easier.没错, 对数虽然是高中代数的梦魇,它...