Polyimide resin
[建] 聚酰亚氨树脂
🧩 词语组成解析
n. [化]聚酰亚胺
resin
['rezin]
n. 树脂;合成树脂;松香;
vt. 用树脂处理;涂擦树脂于;
🗣️ 情景例句
The champions of the West!
西部的优胜者
You can't count on Tom being punctual.
你不要指望汤姆会守时。
and we have to lower into the ground and haul out of the ground great lengths of drill pipe which are rotated by an engine at the top and are fitted with a cutting bit at the bottom.
我们必须把很长的钻杆一节节地钻入地下，然后再从地下拉出来。钻杆顶部安装的发动机带动钻杆旋转，它的底部装有钻头。