abbr.(英国)国民保险制度

Ni is an element on the periodic table with the symbol Ni and atomic number 28.
- 镍是周期表上的一个元素，其符号为Ni，原子序数为28。
Stainless steel often contains about 10-30% of Ni to enhance its corrosion resistance.
不锈钢通常含有约10-30%的镍以增强其耐腐蚀性。
The electroplating process involves depositing a layer of Ni onto a metal surface for increased durability.
电镀过程涉及在金属表面沉积一层镍以提高其耐用性。
In rechargeable batteries, lithium-nickel-manganese-cobalt (Li-Ni-Mn-Co) oxide is used as a positive electrode material.
在可充电电池中，使用锂镍锰钴（Li-Ni-Mn-Co）氧化物作为正极材料。
The chemical formula for nickel(II) sulfate is NiSO4, which is a blue crystalline solid.
镍(II)硫酸盐的化学式为NiSO4，它是一种蓝色结晶固体。
Nickel-based superalloys are widely utilized in high-temperature applications such as jet engines.
基于镍的超级合金广泛应用于喷气发动机等高温环境。
_nickel_" is also a colloquial term for a five-cent coin in American English.
在美式英语口语中，“nickel”也是指五分硬币的一个俚语。
Exposure to Ni compounds can cause allergic reactions, especially among industrial workers who handle it regularly.
接触镍化合物可能导致过敏反应，特别是在经常接触镍的工业工人中尤为常见。
The composition of a typical Canadian silver dollar minted before 1968 included 80% silver and 20% Ni.
在1968年以前铸造的一枚典型的加拿大银元，其成分包含80%的银和20%的镍。
Ni is a hard, silvery-white transition metal that is magnetic at room temperature.
镍是一种坚硬、银白色的过渡金属，在室温下具有磁性。