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TWO:Frederick, being constrained by the approach of General Daun to raise the siege of Dresden, retired to his intrenched camp at Schlettau. Leaving fifteen thousand men to guard the camp, he, on the 1st of August, before the dawn, crossed the Elbe, and was again on the rapid march toward Silesia. His army consisted of thirty thousand men, and was accompanied by two thousand heavy baggage-wagons. In five days the king marched over one hundred miles, crossing five rivers. Armies of the allies, amounting504 to one hundred and seventy-five thousand Austrians and Russians, were around himsome in front, some in his rear, some on his flanks.150

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THREE:Immediately he sent a polite note to Count Wallis, assuring him that the attack, if attack were necessary, should be made on the other side of the city, so that no military advantage could be taken of the church. This popular act resounded widely not225 only through the Protestant community of Silesia, but throughout Europe.
  • 1Under the distillation system, even in case of azeotropic solvent compositions, this system which remove water vapor by the polyimide membrane will easily dehydrate.
  • 2In comparison with the distillation system, it significantly saves on use of steam.
  • 3Dehydration can be performed through merely supplying evaporated vapor to the membrane module and maintaining the differential pressure between the permeable side and the impermeable side.
  • 4Solvent purity of 99.9% or more can be achieved by carrying out dehydration with a polyimide membrane only.
  • 5The polyimide membrane has superior heat and solvent resistance. Therefore, the vapor permeation system reduces contamination of the membrane and thus extends its life.
THREE:All Europe was thrown into commotion by this bold and successful267 invasion of Silesia. France was delighted, for Prussia was weakening Austria. England was alarmed. The weakening of Austria was strengthening France, Englands dreaded rival. And Hanover was menaced by the Prussian army at G?tten, under the Old Dessauer. The British Parliament voted an additional subsidy of 300,000 to Maria Theresa. Two hundred thousand had already been granted her. This, in all, amounted to the sum of two million five hundred thousand dollars. Envoys from all the nations of Europe were sent to Fredericks encampment at Strehlen, in the vicinity of Brieg. Some were sent seeking his alliance, some with terms of compromise, and all to watch his proceedings. The young king was not only acquiring the territory which he sought, but seemed to be gaining that renown which he had so eagerly coveted. He did not feel strong enough to make an immediate attack upon the Austrian army, which General Neipperg held, in an almost impregnable position, behind the ramparts of Neisse. For two months he remained at Strehlen, making vigorous preparations for future movements, and his mind much engrossed with diplomatic intrigues. Strehlen is a pretty little town, nestled among the hills, about twenty-five miles west of Brieg, and thirty northwest of Neisse. The troops were mainly encamped in tents on the fields around. The embassadors from the great monarchies of Europe were generally sumptuously lodged in Strehlen, or in Breslau, which was a beautiful city about thirty miles north of Strehlen. Baron Bielfeld in the following terms describes the luxury in which the Spanish minister indulged:In the following terms, Frederick correctly sums up the incidents of the two Silesian campaigns:

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THREE:Frederick remained at Sohr five days. The country was scoured in all directions to obtain food for his army. It was necessary that the troops should be fed, even if the poor inhabitants starved miserably. No tongue can tell the sufferings which consequently fell upon the peasantry for leagues around. Prince Charles, with his shattered army, fell back to K?niggr?tz, remorselessly plundering the people by the way. Frederick, ordering his army to retire to Silesia, returned to Berlin.Lafayette, Lord Cornwallis, and the Duke of York were his565 guests at the dinner-table that day. The king suffered from his exposure, was very feverish, and at an early hour went to bed. The next day he completed his review; and the next day wentround by Neisse, inspection not to be omitted there, though it doubles the distanceto Brieg, a drive of eighty miles, inspection work included.196
  • 1 Recovery of the detergent solvent Recovery of the cleaning solvent such as electronic parts industry, precision instrument industry.
  • 2Solvent recovery and the refinement Solvent recovery and the refinement such as chemical industry, an industry of medical supplies, food industry, the fermentation industry.
THREE:

Acetone, ethanol, methyl ethyl ketone, butanol, isopropyl alcohol, ethyl acetate, methyl isobutyl ketone, others (including hexane and toluene).