areal density的用法和樣例：
例句
- The fluence of areal density and needle-punch density on insulating ability and peeling strength were investigated by experiments in this paper.
通過實驗研究了面密度和針刺密度對保溫性能和剝離強力的影響。 - Their antistatic performances were determined using methods of electrification voltage by friction and surface density of charge.
採用摩擦起電電壓法和電荷面密度法，對其進行了抗靜電性能測試。
