The cloning of the new member of TCP transcription factor family will provide new base of material for the research of plant flower development regulation and flower tissue forming.

花器官高表达转录因子的克隆将为研究t CP基因调控植物花发育和花形态建成提供新的物质基础。

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The method can provide a reference for the material base research and quality control of the decoction of Rhizoma Polygonati.

该方法可为黄精物质基础研究与质量控制提供参考。

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Further cushioning is provided by the base material, which is usually made of expanded polyethylene-the same foamy stuff used in cars to provide shock-absorbent surfaces for dashboards and bumpers.

底部的材料通常是由拉伸的聚乙烯材料制成，可以起到进一步的缓冲作用。这种材料和在汽车仪表盘和保险杠表面的吸能泡沫材料属于同一种材质。

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Gallium-nitride is manmade and not found in nature, and historically, LEDs are made by growing a gallium-nitride layer on top of a base material, which is typically sapphire or, more recently, silicon carbide.

FORBES: Startup Soraa Launches LED Light For Shops, Museums

Though the labeling does not explain how the works are made, some reliefs appear to be molded, others incised, then painted by applying pigment directly onto the clay or on a base coat of lime or other material.

WSJ: Theater, Life, and the Afterlife | China Institute | A Dynasty Without the Hereafter? | By Lee Lawrence

According to a report on Swedish television, Russian boats sailed out at night to dump barrels of radioactive material, from a military base in Latvia, into Swedish waters.

BBC: Sweden wants explanation on Baltic nuclear 'dumping'