King road drag

（重定向自Road drag）

Contemporary Drawing of the King Road Drag

The King road drag (also known as the Missouri road drag and the split log road drag) was a road grader implement for grading dirt roads that revolutionized the maintenance of the dirt roads in the early 1900s. It was invented by David Ward King, who went by "D. Ward King" and who was a farmer whose farm was in Holt Township, near Maitland, Missouri.

单词	Road drag
释义	Road drag 英语百科 King road drag （重定向自Road drag） The King road drag (also known as the Missouri road drag and the split log road drag) was a road grader implement for grading dirt roads that revolutionized the maintenance of the dirt roads in the early 1900s. It was invented by David Ward King, who went by "D. Ward King" and who was a farmer whose farm was in Holt Township, near Maitland, Missouri.
随便看	speed drilling machine speed drive speed droop speed droop adjusting slide speed droop governing speed drop speed drop adjusting device speed drop control speed drop mode speed drop on turning speeded speeded up speedee speed effect speed effects speed efficiency speed electromotive force speed endurance speed envelope speeder speeder gear speeder handle speeder motor speeder rod speed error