However, the papers on the product placement operation and module are few. Moreover, there are rarely any produce placement theory papers.
然而，深入分析植入式广告的运作策略和模式相关的学术论文很少。
The term grading means leveling the ground surfaces as needed to permit transit and operation of vehicles and equipment and to permit placement of the pipeline at the desired elevation.
术语平整建管带表示，平整建管带地表面以允许车辆和设备的运输和操作，并允许在希望的高程处放置管道。
The hemostat has the advantages of large compression area, not easily formed leakage points, easy placement, easy fixation, easy operation, no easy accompanying infection, and small pain for patients.
该止血器压迫面积大，不易有渗漏点，易放置、易固定、易操作，不易并发感染，病人痛苦小，便于推广。
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