It was proved that needle-like carbide possessed the visible hereditary effect. 这一论据有力地证明了针状碳化物具有明显的遗传效应。
To recycle calcium carbide residue that was the waste by-product of industry, needle-like calcium carbonate was synthesized by calcium carbide residue. 为有效利用电石渣资源，以电石渣为原料合成了针叶形碳酸钙。
专业释义
能源科学技术
针状碳化物
The results showed the above three kind of technologies all weakened the hereditary effect to some degrees, the needle-like carbide sizes were lessened and the quantities were increased with the remelting times. 研究结果显示，三种工艺措施都在不同程度上削弱了针状碳化物的遗传性。
