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1·The plates around the anchor chain bell mouth and rudder horn shall be strengthened.

在锚链筒及挂舵臂的外板厚度应予以加强。

2·The bell has a specific name of the site, known as moving the upper and the lower part is called the drum bell mouth 16.20 for milling, bell onthe lips say, Name-minute dance.

钟的各部位都有着特定的名称，上部称为钲，下部谓之鼓，钟口两角为铣，钟唇曰于，钟顶名舞。

3·Anchor chain hawser pipes shall be mounted on the port and starboard of the ship, made of steel plate. A casting anchor bell mouth shall be fitted at the lower end of hawser pipe.

锚链筒布置在船舶左右两舷，由钢板制成，每隔锚链筒的下端有铸钢锚唇。

4·The sand retention apparatus is composed of an upper joint (1), a central tube (2), a retention ring (3), a sealing element (4), a spacing ring (5), an adjusting ring (6) and a bell mouth (7).

此种挡砂器由上接头(1)、中心管(2)、挡环(3)、密封件(4)、隔环(5)、调节环(6)和喇叭口(7)组成。

5·By means of test research, a small sized inlet with a symmetrical bell-mouth form instead of traditional large sized one will be adopted for the TGP's hydropower station.

为了优化三峡电站进水口体形，试验研究采用了与传统大进水口不同的小进水口体形方式，并将进水口的喇叭口段布置成对称状。