精致紧密的。质地细密。形容某一事或物精致紧密。细致周密：致密的结构|致密的推理。
n. compact ; densification
misc. fine and close ; pycno- ; pykno-
火成岩和变质岩比较致密，通常是结晶性的，颗粒之间很少有空隙。
Igneous and metamorphic rocks are more compact, commonly crystalline, and rarely contain spaces between grains.
控制肾素合成的机制独立于致密斑本质。
The mechanism in control of renin synthesis is independent of the macula densa.
白矮星的质量只有以前的一半，体积很小，因此非常致密。
A White Dwarf retains about half of its mass but becomes incredibly dense because of its small size.
应用推荐