The average of the forward and after drafts is the().
A、mean draft
B、true mean draft
C、mean of the calculated drafts
D、draft at the center of flotation
A、mean draft
B、true mean draft
C、mean of the calculated drafts
D、draft at the center of flotation
A、vertical distance from the tidal datum to the ocean bottom plus the height of the tide B、vertical distance from the tidal datum to the ocean bottom C、average height of water over a specified period of time D、average height of all low waters at a place
A、vertical distance from the chart sounding datum to the ocean bottom,plus the height of tide B、vertical distance from the chart sounding datum to the ocean bottom C、average height of water over a specified period of time D、average height of all low waters at a place
A、total number of observations B、average wind force on the Beaufort scale C、average wind force in knots D、percentage of calms
A、listing the employees who earn the same amount of commission as employee 3 B、finding the total commission earned by the employees in department 10 C、finding the number of employees who earn a commission that is higher than the average commission of the company D、listing the departments whose average commission is more that 600 E、listing the employees who do not earn commission and who are working for department 20 in descending order of the employee ID F、listing the employees whose annual commission is more than 6000
A、listing the employees who earn the same amount of commission as employee 3 B、finding the total commission earned by the employees in department 10 C、finding the number of employees who earn a commission that is higher than the average commission of the company D、listing the departments whose average commission is more than 600 E、listing the employees who do not earn commission and who are working for department 20 in descending order of the employee ID F、listing the employees whose annual commission is more than 6000
A、listing the employees who earn the same amount of commission as employee 3 B、finding the total commission earned by the employees in department 10 C、finding the number of employees who earn a commission that is higher than the average commission of the company D、listing the departments whose average commission is more than 600 E、listing the employees who do not earn commission and who are working for department 20 in descending order of the employee ID F、listing the employees whose annual commission is more than 6000
A、the surface of the sea B、high waters and low waters C、all low waters D、the lower of the two daily low tides
A、average of the observed drafts B、draft at the center of flotation C、draft corresponding to the calculated displacement D、mean of the calculated drafts