Tongued and grooved flanges
[化] 密封法兰; 舌槽法兰
🧩 词语组成解析
a. 有...舌头的, 有...说话方式的
and
[ənd, ən,ænd]
conj. 和，与;而且;于是，然后;因此;
a. 带纹道的；表面有沟槽的
n. （机械等的）凸缘, （火车的）轮缘( flange的复数形式 )
🗣️ 情景例句
Choose which you please.
先你中意的好了。
Foam plastics are applied to protect the goods against press.
泡沫塑料用来防止挤压。
A temporary rudder was made on board from spare planks and it was fitted with great difficulty.
船员用备用的木板在船上赶制了一只应急用的舵，并克服重重困难将舵安装就位，