directoty名录directadj.直接的；笔直的；坦白的v.对准；指挥；指示；命令direct coordination直接协调direct vision sight直视式瞄准具direct form network直接形式网络direct cross design正交设计direct practicality切身性Direct demodulation直接解调方法Direct Drive System直接驱动direct presentation(抗原的)直接提呈direct-fired mull直吹式制粉系统磨煤机direct fermentation直接发酵