以下为句子列表：
英文: 1 ENJECT ETHANOL OR ACETONE ABOUT 25mm TO THE DEW-POINT METER CONTAINER, THEN PUT IN DRY ICE TO REFRIGERATE AND KEEP THE CENTIGRADE UP TO OR LOWER THAN -40℃.
中文: 2将试样水平放置，在上面涂一层乙醇或丙酮。使露点仪与该表面紧密接触，停留时间按表4的规定。
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英文: Abstract: The UV absorption spectra of magnetized acetone (cyclohexane as solvent) is determined separately at different magnetization time and different time for placement after magnetization by UV-Spectrophotometry.It was found that magnetization effect
中文: 文摘:作者研究了丙酮－环己烷溶液磁化前后、不同磁化时间以及磁化后放置不同时间的紫外光谱，发现有磁饱和现象与较长时间的磁化效果存在，这对于研究磁场影响化学反应的机理提供了实验依据。
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英文: Afterwards clean the welding areas (both pipe and socket ) with acetone (or similar) and with fluffless paper.
中文: 然后清洁需要熔接处（包括管材和热熔套接），用丙酮或其它类似物品.
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英文: Antibacterial peptides were extracted from healthy Japanese flounder (Paralichthys olivaceus) tissues including skins, gills, liver, kidney by methanol and acetone extraction.
中文: 摘要以新鲜的牙鲆为试验材料，用100%丙酮和90%甲醇配制的提取液，从牙鲆的鳃、皮肤、肝、肾组织中提取抗菌肽，并对牙鲆抗菌肽粗提物进行部分性质检测。
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英文: Confirm carrier gas flow through the column. Immerse the end of the column in a vial of acetone and check bubbles.
中文: 确保载气通过了柱子。将柱尾端入丙酮中检查气泡。
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