The reference datum used in determining the heights of land features on most charts is（）.
Which of the following is the reason that the metacentric height is a valid measure of only the initial stabilit?（）.
Normal pool elevation is the height in feet of the section of river above a dam. This height is measured from（）.
The ratio of the height of a vessel’s rudder to its width is referred to as the（）.
Mean high water is the average height of（）.
The daily predictions of the times and heights of high and low water for a selection of Standard Ports are given in（）.
The datum from which the predicted heights of tides are reckoned in the tide tables is（）.
Which of the following will increase the height of the center of buoyancy for your vessel?（）.
The height of eye correction is smaller than geometrical dip because of （）.
Which of the following is the reason that the metacentric height is a valid measure of only the initial stability?（）.
The difference between the heights of low and high tide is the（）.
Mean low water is the average height of（）.
A partially full tank causes a virtual rise in the height of the（）.
The average height of the surface of the sea for all stages of the tide over a 19 year period is called（）.
How do the height and location of a tug’s towing bitts relate to the danger of tripping?（）
The height of a VHF radio antenna is more important than the power output wattage of the radio because（）.
The height of a wave is the vertical distance（）.
The difference between the height of the metacenter and the height of the center of gravity is known as the（）.
The English pure vowels can be classified according to the height of the raised part of the tongue.
129. The average height of the surface of the sea for all stages of the tide over a 19 year period is called _____.
254. Mean high water is the average height of ____
96. The datum from which the predicted heights of tides are reckoned in the tide tables is _____.
The height of a 1-year-old boy is about ?
3、一棵有510个结点的完全二叉树的高度为多少？（独根树高度为1) What is the height of a complete binary tree with 510 nodes？ （the height of a tree with only a root is 1)
