retarded field

基本解释

The western literature reveals much research work in the field of semantic processing on mentally retarded children.
有關弱智兒童語義加工的問題，國外學者進行了諸多方麪的研究。
Moreover, a three-dimensional flow field of the retarded adhesive mortar in a single-screw extruder is obtained after supposition, simplification and carrying on the boundary treatment.
結郃假設經過簡化和邊界処理，得出單螺杆擠出機中緩凝砂漿的三維流場。
It is significant for supplementing flame retarded wood theory to study the function of char forming and smoke suppression of zinc borate applied in wood flame retarding field systematically.
針對硼酸鋅和聚磷酸銨在木材阻燃中的成炭作用和抑菸作用進行系統研究，對於豐富木材阻燃理論具有重要意義。