The reflecting element is arranged on the lamp holder, forms an accommodating space and provided with at least one open pore.
一反射元件，设置于该灯座并形成一容置空间，该反射元件具有至少一开孔；
Both female and male conceptacles open to the exterior via a pore, the ostiole.
雌雄性生殖窝均通过小孔与外界相联系。
The porous scaffold has an interconnected open-pore microstructure.
制备的多孔支架具有开孔式结构，孔隙间互相贯通。
Field applications show that the slurry can seal off long open holes of low formation pore pressures and achieve good cementing quality.
现场应用表明，该水泥浆体系解决了桩西油田地层压力低、封固段长和固井质量差的问题。
Field applications show that the slurry can seal off long open holes of low formation pore pressures and achieve good cementing quality.
现场应用表明，该水泥浆体系解决了桩西油田地层压力低、封固段长和固井质量差的问题。
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