平均深度 meaning in Chinese

-ad
average depth
da depth average
mean depth

Diameter tolerance ovality and average decarburized layer depth
偏圆度及脱碳层的平均深度
On the average , oceans are two and one third miles deep
海洋的平均深度为二又三分之一英里。
The bohai sea why so shallow in 4 seas in brim of our country mainland , the most shallow is the bohai sea , average deepness is controlled 21 meters only
在我国大陆边缘的四个海中，最浅的是渤海，平均深度只有21米左右。