Slider 01 Slider 02 Slider 03 Slider 04
t an o is an example of a HTML caption with bservati.
Image 01

Web Design

ear London, and all the tables are calculated from there." "But suppose a sailor was dropped down here suddenly, without knowin

on."
Image 02

3D Animations

g what ocean he was in; could he find out where he was without anybody telling him?" WORKING UP A RECKONING. WORKING UP A RECKONING. "

"Wha
Image 03

Customer Support

Certainly; with the instruments I have named, the tables of figures, and a clear sky, so as to give good observations, he

t is t
Image 04

Our Team

could determine his position with absolute accuracy. He gets his latitude by observing the sun at noon, and he gets hi

hat?"

超级自动注册申请王


s longitude by the chronometer and by observations of the moon. When he knows his latitude and longitude, he knows where he is, and

can mark the place on the map." Fred opened his eyes with an expression of astonishment, and said he thought the science of navigation was something wonderful. The others agreed with him; and while they were discussing the advantages which it had given to the world, there was a call that sent them on deck at once. "Land, ho!" from the lookout forward. "Land, ho!" from the


  • "Observing the positions of t
  • he sun and moon, and of certain st
  • ars with relation to each other. That is don
  • e with the quadrant and sextant; and the
n they

超级自动注册申请王

Image 05

officer near the wheel-house. [Pg 75] "Land, ho!" from the captain, as he emerged from his room, just aft of the wheel. "Where away?" "Dead ahead, sir," replied the officer. "'Tis Fusiyama, sir." The boys looked in the directio

use a

Copyright ? 2048 re. Greenwich is n | Template from /
哈药集团有限公司 海利尔集团有限公司 扬子江药业集团南京海陵药业有限公司 河北远征药业 河南省医药有限公司