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121. Air - conditioning refrigeration room in the basement and use centrifugal chiller plants.

122. Systems include single stage mechanical refrigeration to -40 deg F, dual stage systems to -70 deg F and cascade systems down to -80 deg F.

123. Semiconductor type deepfreeze is to use what refrigerant chip regards semiconductor as refrigeration of core refrigeration job.

124. This paper states relationship between air - condition refrigeration and environmental protection from the aspects of protecting ozonosphere and warming up of atmosphere.

125. At a given air inlet condition and airflow rate, meanwhile, dryness of air outlet was required, proper heat-transfer area and matching refrigeration system are obtained through calculating.

126. Mainly engaged in Kitchen equipment, Refrigeration Equipment, The manufacture and sale of kitchen accessories, Stainless steel plate, sheet iron, Aluminum sales.

127. For screw ones, volumetric refrigeration capacities, volumetric compressor power consumption, coefficient of performance and the safety performances are all clad factors.

128. The present key problems of the simulation study are those: the numerical robustness of models, universal property of models, and the simulation of large-scale refrigeration plants.

129. The process of naked cooling with nitrogen cycle refrigeration was proposed according to the producing requirement, followed by some points to note during the naked cooling process.

129. Sentencedict.com is a sentence dictionary, on which you can find good sentences for a large number of words.

130. In addition to control switches of refrigeration, fan, fan speed etc. on control panel, it should also be equipped with operation and fault indicator lamps.

131. For piston ones, volumetric refrigeration capacities, volumetric compressor power consumption, coefficient of performance and chemical stability are key factors.

132. Besides, the air conditioner system with frequency conversion has many virtues such as small start-up current, fast refrigeration or calefaction, low noises and so on.

133. Mechanical refrigeration units are rated accoding to their ability to remove or produce heat.

134. The refrigeration was helpful in the stability of acid value.

135. Even when mechanical refrigeration lessened the need for salt in the 19th century, consumption continued in excess because people liked the taste and it had become fairly inexpensive.

136. Its particularity lies in the box board the intensity, the heat preservation, the refrigeration thermal insulation.

137. According to requires of refrigeration load, I designed suitable condenser and evaporator.

138. The working principle of new air cycle refrigeration system driven by high_speed motor is discussed.

139. This article mainly introduces the operation principle, properties and characteristics of the air wave refrigeration machine.

140. A dynamics model of refrigeration system in the form of state space has been proposed.

141. Described are the working principles, main parameters and structure of the air cycle refrigeration system applied on the ICE trains in Germany.

142. The switch value controls the refrigeration system, and the digital value controls the heating by power adjustment module to control the temperature after being D/A transformed.

143. A prototype of new solar heating system for continuous adsorption refrigeration is presented according to the features of adsorption refrigeration device and solar collector.

144. This paper develops the refrigeration system a new field portable blood refrigerator.

145. Key applications for ABS are toys, automotive parts, electrical appliances, telephone sets, business machine housings, general consumer durable and refrigeration .

146. The technology of sunshade radiant heating and refrigeration system is low - energy - waste technology which combines heating refrigeration.

147. At present household refrigerators and air conditioner compressors are cubage type refrigeration compressor, which can be divided into reciprocating compressors and rotary compressor.

148. Cold storage refrigeration system is a complicated nonlinear system with MIMO, coupling, time-varying, and its refrigerating performance will be influenced by running condition and cold load.

149. Using software MATLAB/SIMULINK, the air cycle refrigeration dynamic simulation toolbox for aircraft environmental control system is established with module structure.

150. The current natural gas liquefaction technology is compared with thermoacoustic refrigeration technology.