They manufacture the class of plastics known as thermoplastic materials.他们生产这类被称为热塑材料的塑料制品。Thermoplastic and thermosetting substances are called plastics.热塑塑料和热固的物质称为塑料.Of this quantity 15 % was added to thermoset ant 85...
Dikes protected the lowland from incursions of the sea.堤防保护低地免于海水流入.Habitat and Ecology: In lowland broad - leaved evergreen forest. Flowering: Aug.生境与生态: 攀援于低海拔常绿阔叶林的乔木或灌木上. 花期: 8月.Highland Lowland is a carpet and a cof...