The spirally threaded shaft of a worm gear.
genus of Old World perennial herbs with spirally arranged toothed leaves.
The forming principle and forming Angle of spirally-welded tube processing were introduced.
A cracking failure analysis of the spirally welded tubes of the homemade low carbon steel was made.
The spirally finned tube Banks are widely used in general boilers and HRSG because of a series of advantages.
Any of numerous aquatic or terrestrial mollusks of the class Gastropoda, typically having a spirally coiled shell, broad retractile foot, and distinct head.
In the process of using high strength steel to produce spirally welded pipe, the yield strength is reduced due to Bauschinger's effect.
A large, wild Himalayan goat(Capra falconeri) having a reddish-brown coat, spirally curved horns, and a long mane in the male.
The staminate flower is subtended by two leaf-like bracts. 150–200 stamens spirally arranged along the spike axis and the phyllome are located at the base of the spike axis.
A unisexual reproductive structure of gymnospermous plants such as conifers and cycads, typically consisting of a central axis around which there are scaly, overlapping, spirally arranged sporophylls that develop pollen - bearing sacs or naked ovules or seeds.
