thermal-efficiency ratio

Phase detention of thermal effect cannot be equivalent to a spherical lens, and thus an optimization module ratio ( Wo/ wp) of pump and laser mode should be choice in a laser system.

热效应下的相位延迟与球面透镜相比存在高阶球差，在激光系统工作中应选择最佳模半径比（Wo／Wp）从而兼顾斜效率和光束质量。

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From the balance of ash and carbon to calculate ash coefficient needed by the boiler thermal calculation, the limit circulation ratio was definited.

从灰平衡、碳平衡出发，求得锅炉热力计算所必需的灰系数，确定极限循环倍率；

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The cadmium ratio RCA and thermal neutron flux are usually measured in a re-' actor.

镉比R（Cd）和热中子通量是堆内常测的参数。

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In this paper, the gasification experiments of kinds of raw materials, including biomass samples, coal with different grade and the mixture samples with different blending ratio, were conducted in situ through thermal gravimetric analysis.

本文利用热重分析仪对不同生物质、两种不同煤化程度的煤及两者以不同比例混合的混合样品进行了气化实验研究。

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Thermal behavior of low molar ratio urea-formaldehyde resins and properties of the bonded plywood

不同固化剂下低摩尔比脲醛树脂热行为及胶接胶合板性能

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