Aerial NavigationMacmillan and Company, 1877 - 513 σελίδες |
Άλλες εκδόσεις - Προβολή όλων
Aerial Navigation Robert Blachford Mansfield,Charles Blachford Mansfield Δεν υπάρχει διαθέσιμη προεπισκόπηση - 2016 |
Συχνά εμφανιζόμενοι όροι και φράσεις
aerial navigation aeronautics Aerostatic air-craft amount anchor angles apparatus applied arrangement attached axis of resistance balance ballast balloon boat body bows burden carbonic acid Cayley centre of buoyancy centre of gravity coal gas condensation contrivance cords course craft cubic cylinder Delcourt diameter direction earth effect endeavour engine envelope equal equilibrium exerted experiments feet float flyer flying former gas-vessel grammes greater gutta-percha heat horizontal hung hydrogen inches latter length lifting power light liquid material means Mech mechanical metal mode Monge motion move necessary obtained oxide parallel plane position pounds pressure propelling force proposed propulsion purpose quantity requisite respect result rope rowlock screw semi-minor axis side Sir George Cayley specific gravity speed spheroid steam stiffness stroke sufficient supposed surface suspended tendency tion tube varnish velocity vertical vessel vulcanised weight whole wind wing zinc
Δημοφιλή αποσπάσματα
Σελίδα ix - For I dipt into the future, far as human eye could see — Saw the Vision of the world, and all the wonder that would be'; Saw the heavens...
Σελίδα 95 - Then I looked on all the works that my hands had wrought, and on the labour that I had laboured to do : and behold, all was vanity and vexation of spirit, and there was no profit under the sun.
Σελίδα ix - With the standards of the peoples plunging through the thunderstorm ; Till the war-drum throbbed no longer, and the battle-flags were furled In the Parliament of man, the Federation of the world. There the common-sense of most shall hold a fretful realm in awe, And the kindly earth shall slumber, lapt in universal law.
Σελίδα vii - A window shalt thou make to the ark, and in a cubit shalt thou finish it above; and the door of the ark shalt thou set in the side thereof; with lower, second, and third stories shalt thou make it.
Σελίδα ix - In the Parliament of man, the Federation of the world. There the common sense of most shall hold a fretful realm in awe, And the kindly earth shall slumber, lapt in universal law.
Σελίδα vii - And God said unto Noah, the end of all flesh is come before me; for the earth is filled with violence through them; and behold I will destroy them with the earth. Make thee an ark of gopher wood; rooms shalt thou make in the ark, and shalt pitch it within and without with pitch.
Σελίδα 191 - There are four several ways whereby this flying in the air hath been, or may be attempted. Two of them by the strength of other things, and two of them by our own strength. 1 . By spirits, or angels.
Σελίδα 192 - ... spring might perhaps be serviceable for the motion of this engine, yet it were better to have it assisted by the labour of some intelligent mover, as the heavenly orbs are supposed to be turned. And therefore if it were made big enough to carry sundry persons together, then each of them in their...
Σελίδα ix - I triumph'd ere my passion sweeping thro' me left me dry, Left me with the palsied heart, and left me with the jaundiced eye; Eye, to which all order festers, all things here are out of joint : Science moves, but slowly slowly, creeping on from point to point : Slowly comes a hungry people, as a lion creeping nigher, Glares at one that nods and winks behind a slowly-dying fire. Yet I doubt not thro' the ages one increasing purpose runs, And the thoughts of men are widen'd with the process of the...
Σελίδα 11 - Certainly many birds of good wing (as kites, and the like,) would bear up a good weight as they fly; and spreading of feathers thin, and close and in great breadth, will likewise bear up a great weight ; being even laid, without tilting upon the sides.