同时也分析了直燃型双效制冷系统。
Moreover, the double-effect absorption refrigeration system is also investigated .
介绍了新开发的蒸汽双效溴化锂吸收式制冷机控制系统。
A control system newly developed is Presented for vapour duplex effect lithium-Bromide absorption refrigerators.
目的探讨局部应用双效抗过敏药物治疗免疫性结膜炎的临床效果。
Conclusion Dual-effect antiallergic agent, with long duration of drug action and good patients' tolerance, is effective for diverse immunity conjunctivitis.
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