Audels Engineers and Mechanics Guide, Том 8T. Audel & Company, 1921 |
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Загальні терміни та фрази
alternating current ammeter amperes armature bars battery brushes cable candle power carbon cell circular mils coil collector rings commutator compound conductors conduit connected connectors converter copper core current flows cylinder delta connection diagram direct current drill dynamo eddy currents electric electrodes electrolyte feeder field magnets field winding flasher flux frequency fuse galvanometer heat hole inch induction motor inductors installed insulation iron joint lamp lead light lines of force load machine magnetic field metal meter method NEUTRAL PLANE ohms operation outlet parallel phase motors pipe placed plate pole position power factor pressure primary reactance resistance reverse rheostat rotation screw secondary segment shaft short circuited shown in fig shunt single phase slip rings slot solder spark speed starting surface switch synchronous motor terminals three phase three wire torque transformer tube voltage voltmeter volts watts wire wound
Популярні уривки
Сторінка 259 - Ampere, which is one-tenth of the unit of current of the CGS system of electromagnetic units and which is represented sufficiently well for practical use by the unvarying current which, when passed through a solution of nitrate of silver in water, in accordance with a certain specification, deposits silver at the rate of 0.001118 of a gramme per second.
Сторінка 980 - Place the palms of the hands on the small of the back with fingers resting on the ribs, the little finger just touching the lowest rib, with the thumb and fingers in a natural position, and the tips of the fingers just out of sight.
Сторінка 983 - Not infrequently the patient, after a temporary recovery of respiration, stops breathing again. The patient must be watched and, if natural breathing stops, artificial respiration should be resumed at once.
Сторінка 982 - Do not give any liquids whatever by mouth until the patient is fully conscious. 8. To avoid strain on the heart when the patient revives, he should be kept lying down and not allowed to stand or sit up. If the doctor has not arrived by the time the patient has revived, he should be given some stimulant, such as one teaspoonful of aromatic spirits of ammonia in a small glass of water or a hot drink of coffee or tea, etc.
Сторінка 981 - ... 6. Continue artificial respiration without interruption until natural breathing is restored; if necessary, four hours or longer, or until a physician declares the patient is dead. 7. As soon as this artificial respiration has been started and while it is being continued an assistant should loosen any tight clothing about the patient's neck, chest, or waist. Keep the patient warm.
Сторінка 982 - The patient should be kept warm. (9) Resuscitation should be carried on at the nearest possible point to where the patient received his injuries. He should not be moved from this point until he is breathing normally of his own volition and then moved only in a lying position.
Сторінка 31 - The calorie is the amount of heat necessary to raise the temperature of one gram of water one degree centigrade.
Сторінка 499 - It was shown, in connection with the study of the theory of the dynamo, that whenever a conductor is moved in a magnetic field so as to cut lines of force, an EMF is induced in the conductor.
Сторінка 982 - As soon as this artificial respiration has been started and while it is being continued, an assistant should loosen any tight clothing about the patient's neck, chest or waist. Keep the patient warm. Do not give any liquids whatever by mouth until the patient is fully conscious.
Сторінка 981 - This operation, which should take from two to three seconds, must not be violent — internal organs may be injured. The lower part of the chest and also the abdomen are thus compressed, and air is forced out of the lungs.