Mortars

例句:

• Smooth-bore cannon and mortars of cast-iron and bronze are still retained in some fortresses, though rifled cannon are the only type now made. 佚名. 神奇的知识之书.
• Military cannon are divided into three classes, based upon the length of caliber, and technically known as guns, mortars and howitzers. 佚名. 神奇的知识之书.
• These early cannon, bombards, and mortars were mounted on heavy solid wooden frames and moved with great difficulty from place to place. 威廉·亨利·杜利特. 世纪发明.
• Howitzers form a class between guns and mortars in length. 佚名. 神奇的知识之书.
• The coast defense artillery consists of the 8-, 10-, 12- and 16-inch guns and the 12-inch mortars. 佚名. 神奇的知识之书.
• Being shaped internally and externally like an apothecary's mortar, they were called mortars or bombards. 威廉·亨利·杜利特. 世纪发明.
• There were women grinding dried plantain in crude stone mortars, while others were fashioning cakes from the powdered flour. 埃德加·赖斯·巴勒斯. 人猿泰山.
• In guns the length is relatively great, in mortars relatively small, compared to their calibers. 佚名. 神奇的知识之书.
• A regiment of Kentucky volunteers guarded the mortars and howitzers engaged against Black Fort. 尤利西斯·格兰特. U．S．格兰特的个人回忆录.
• What about the mortars? 欧内斯特·海明威. 丧钟为谁而鸣.
• About the same time Comminges of France invented mortars which threw projectiles weighing 550 pounds. 威廉·亨利·杜利特. 世纪发明.
• Shells were invented by the Italians and fired from mortars, but their mode of construction was preserved in great secrecy. 威廉·亨利·杜利特. 世纪发明.
• The fort had an armament of 21 guns and 3 mortars on the land side, and 24 guns on the sea front. 尤利西斯·格兰特. U．S．格兰特的个人回忆录.
• They are made up to 27 seconds burning time for guns of 2,600-foot seconds muzzle velocity, and up to 36 seconds for mortars and guns of 1400-foot seconds muzzle velocity. 佚名. 神奇的知识之书.

录入:米尔顿