The eight-year contract includes training and instruction, site management, engineering support, and operation and maintenance for the aircrew training devices.
该合同长达八年，包括培训指导、现场管理、工程技术支持以及训练设备的操作维护。
The present users-friendly software can be widely used in establishing the yield and failure surfaces for various engineering materials and the computer aided instruction (CAI).
编制的软件有友好的界面并可用于主应力空间中各种工程材料屈服面和破坏面的模型及计算机辅助教学。
In the paper, a new melt crystallization technology was developed to purify octyl phenol, which can provide the basic data and theoretical instruction for industrialization and engineering design.
本文研究开发的辛基酚熔融结晶精制提纯新技术，为工程放大和产业化设计提供基础数据和理论指导。
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