Impurities

例句/造句/用法:

• The latter is the element that we breathe and which passes into the body, there to combine with the impurities resulting from the various life activities. 佚名. 神奇的知識之書.
• The lime was added as a flux, and acted to unite with itself the sand, clay and other impurities to form a slag or scoria. 威廉·亨利·杜利特. 世紀發明.
• Steel making consists mainly in so treating cast iron as to get rid of a part of the carbon and other impurities. Edward W. Byrn. 十九世紀發明進展.
• When impure water is boiled, the steam from it does not contain any of the impurities because these are left behind in the vessel. 伯莎M.克拉克. 科學通論.
• In the can system the water is frozen from all four sides to the center, and imprisons in the center any air bubbles or impurities that may exist in the water. Edward W. Byrn. 十九世紀發明進展.
• The albumen of the serum coagulates and rises to the surface in a scum which entangles the impurities and bone black, leaving the syrup light in color. Edward W. Byrn. 十九世紀發明進展.
• Peppermint, spearmint and other oils used are triply distilled and absolutely free of all impurities. 佚名. 神奇的知識之書.
• The impurities remain behind in the kettle. 伯莎M.克拉克. 科學通論.
• After filtering it is again boiled, and if any scum or impurities appear on the surface they are removed, when the juice is to be bottled, corked tightly, and should be left for one year. 威廉K.大衛. 智者、化學家和偉大醫生的秘密.
• Was it you, thus baptized unto Death, with these flying impurities now flung upon your face? 查理斯·狄更斯. 我們共同的朋友.
• This machine has practically solved the perplexing problem of separating impurities and foreign substances from chicle. 佚名. 神奇的知識之書.
• This stirring admitted air to the mass and the oxygen consumed and expelled the carbon, silicon, and other impurities. 威廉·亨利·杜利特. 世紀發明.
• The Alberger system of salt manufacture is a mechanical process which subjects the salt brine to a much higher temperature and removes the impurities by means of mechanical filters. 佚名. 神奇的知識之書.
• These blooms consist of particles of nearly pure iron cohering, but retaining still a quantity of slag or vitreous material, and other impurities, which slag, etc. Edward W. Byrn. 十九世紀發明進展.
• He proposed to burn the coal in a smouldering fire, to expel the sulphur and other impurities existing in the form of phosphorus, hydrogen and oxygen, etc. 威廉·亨利·杜利特. 世紀發明.
• In freezing the water externally on these plates all impurities and air bubbles are repelled and excluded, and the ice rendered clear and transparent. Edward W. Byrn. 十九世紀發明進展.
• If impure water filters through charcoal, it emerges pure, having left its impurities in the pores of the charcoal. 伯莎M.克拉克. 科學通論.
• By this method the blowing through the molten metal of a blast of air largely removes sulphur and other impurities. 威廉·亨利·杜利特. 世紀發明.
• The fused metal sinks to a basin in the bottom of the furnace, and the slag or impurities run off above the level of the basin at the side of the furnace. Edward W. Byrn. 十九世紀發明進展.
• It is the presence of animal and vegetable matter that causes real danger, and it is known that typhoid fever is due largely to such impurities present in the drinking water. 伯莎M.克拉克. 科學通論.
• The effect of this was to burn out the impurities, silicon, carbon, sulphur, and phosphorus, leaving the mass a pure soft iron. 威廉·亨利·杜利特. 世紀發明.
• If all the water were allowed to boil away, a layer of mud or of other impurities would be found at the bottom of the vessel. 伯莎M.克拉克. 科學通論.
• Water freed from impurities in this way is called _distilled water_, and the process is called _distillation_ (Fig. 19). 伯莎M.克拉克. 科學通論.
• This is still being done on our sea coasts, but the salt obtained by evaporating the water is very crude and usually contains many impurities. 佚名. 神奇的知識之書.
• Well, as a matter of fact there are no impurities in the water of these pools at this time of the year. 湯瑪斯·哈代. 還鄉.
• Oftentimes the brine is relieved of impurities through the action of certain chemicals. 佚名. 神奇的知識之書.

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