foundry

The air near the foundry was always dirty.

铸厂附近的空气总是灰蒙蒙的

Tell the foundry to cast another piston.

告诉铸铁间再铸一只活塞。

the foundry business was on its last legs.

铸生意朝不保夕。

the foundry was allowed to go to pot in the seventies.

70年代时，该制厂了。

Foundry polyurethane binder comprises component Ⅰ, a polyhydroxy component whose main component is benzylic ether phenolic resin, component Ⅱ, a polyisocyanate, and a catalyst.

铸用的聚氨酯粘合剂主要有两组份构成，组份Ⅰ为多羟基化合物，如苯醚型酚醛树脂为主要成份；

Benzylic ether phenolic resin is one of the main components of foundry polyurethane binder; its structure and preparation condition determine the performances of polyurethane binder.

苯醚型酚醛树脂是铸用聚氨酯粘合剂的主要成份之一,它的结构及合成艺条件决定了该类粘合剂性能。