What does the theory of plate tectonics maintain?这板块构造学说的理论讲些什么?Geologists describe the motion of the plates and the consequences of such motion as plate tectonics.地质学家把板块运动及这种运动所造成的后果看作是板块构造运动.The idea of sea - floor sp...
采用非稳态热重法测定了吸附制冷工质对13X-H2O的有效扩散系数.The effective diffusivity of adsorption refrigeration working pair 13 X - H 2 O was determined by TG in unsteady diffusition.在众多的自然制冷工质中, 二氧化碳被认为是理想的制冷剂.As a natural substance , carbon di...
一阵海浪卷来,打在船边,将咸味的浪花溅到我嘴唇上.A curling wave struck the side of the ship and splashed salt spray on my lips.这是一种电学方法,它最适用于有咸味的水.This is an electrical method which is most promising when the water is brackish....
一道拦河坝将会在上游拦住水流，抬升水位。A barrage would halt the flow upstream and lift the water level.拦河坝把河流控制住了.Rivers are controlled by dams.我们决定筑一道拦河坝.We decided to dam the river....