instructional

for instructional purpose

用于教育目的

instructional television

教学电视(缩写为ITV)

Conclusion: Prenatal diagnosis of fetal gastrointestinal tract anomalies is of instructional clinical value in eugenetics and postnatal treatments.

:声产前诊断胎儿消化道畸形,对优生、优育及出生后早期及时治疗具有重要临床指导价值。

Excavate coal is primary production link in coal mine production, therefor, Weaving excavate coal working face supersedure plan has instructional meaning.

采煤是煤矿生产中的主要生产环节,因而编制采煤工作面接替计划对煤矿生产具有指导性意义。