period of element的意思|示意

The key period of element absorption was plantlet to visible bud stage. Potassium was more important than Nitrogen and Phosphorus for development of bulb.

植株营养吸收的关键时期为幼苗至现蕾期，鳞茎发育对钾营养的需求大于氮和磷。

As the refractive index of the overlay is higher than that of the cladding, the Long Period fiber Grating (LPG) element exhibits high sensitivity.

对于涂覆长周期光纤光栅(LPG)传感元件，涂覆层折射率大于包层折射率时将具有很高的灵敏度。

In each period, the atomic number of each element is increasing.

每个周期中元素的质子数从左到右递增。

Objective: This paper is to study the mechanic behavior of centrum degrading in the early period of osteoporosis centrum fracture through finite element procedures.

目的：通过有限元方法，研究椎间盘退变在骨质疏松性椎体骨折发生的前期力学行为。

Element geochemical study shows that the Changjiang and the Huanghe Rivers have a great influence on development of north Jiangsu Coastal Plain in postglacial period.

元素地球化学研究表明，长江与黄河对冰后期的苏北滨海平原发育与苏北南黄海潮成砂体的形成影响巨大。

The only element emerging from the roof is the old warehouse converted in exhibition gallery, reminding the industrial period of the site.

这个屋顶上唯一的元素是旧仓库改建成的展览画廊，时刻提醒地块工业化时期。