概述了同位素封闭体系内的矿物氧扩散和同位素交换机制及其在地质速率计上的应用。
Oxygen diffusion in minerals and accompanied isotopic exchange inclosed systems are discussed with special application to geospeedometry.
TR400反转探测器是一款逻辑控制的过程速率计，可现实任何产品在加工过程中的速率或时间，方便，精确。
The TR400 is a Full Logic Control Process Ratemeter that can display any production rate or time in process easily and accurately.
蒸腾计：通过茎切段或整个植物体来测量水分吸收速率的仪器。
Potometer an apparatus for measuring the rate of water uptake by a cut shoot or whole plant.
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