cold-cathode counter tube
电 冷阴极计数管… Read the rest
电 冷阴极计数管… Read the rest
n. 反间谍活动… Read the rest
*[in’kauntә]
n. … Read the rest
*[‘kauntәr’evidәns]
n. … Read the rest
化 遭遇络合物… Read the rest
*[‘kauntәrig’zɑ:mpl]
n. … Read the rest
n. 出售针线等小件用品的杂货柜… Read the rest
医 对抗牵伸术… Read the rest
计 连续计数器… Read the rest