The advances of gastric retentive oral dosage for the treatment of gastric ulcer was reviewed in this paper.(综述了国内外治疗消化性溃疡胃滞留剂的研究进展。)
Objective: To quantitatively study the different retentive force of bar-clip attachment supporting overdenture with different number and site of retentive nylon-clip.(〔摘要〕目的：定量评价尼龙卡设置数量及部位对杆卡式附着体固位的覆盖义齿固位力的影响。)
He has a very retentive memory.(他的记忆力非常好。)
Result:The model of the framework and obturator metal based were obtained. The mean retentive force was 47N.(结果：获得了所设计的附着体支架及赝复体金属基托的实物模型，平均固位力达47N。)
It is essential precondition to improve retentive continuous unilateral entrance to realize high yield high efficient.(提高单进保接续是矿井实现高产高效必不可少的前提条件。)
Conclusion: Medicinal fungal new type bi-directional solid fermentation technique can be applied in the area of the detox and retentive-acting effect of t.(结论：药用真菌双向性固体发酵工程可用于研究开发解毒持效的雷公藤菌质。)
The memory of Mei is always retentive keeping in my mind.(关于玫的记忆保持不散，一直在我的脑海中。)
The retentive price set by the trustee;(委托人提出的保留价；)
Article 50 Should an auction target have no retentive price, an auctioneer shall make this clear before an auction.(第五十条拍卖标的无保留价的，拍卖师应当在拍卖前予以说明。)
Guanidyl acetic acid chitosan has been synthesized with self-made chitosan and 1-chloro-glycocyamine, and its hydroscopicity and moisture retentive ability have been measured consequently.(以自制壳聚糖和1-氯胍乙酸为原料合成胍乙酸壳聚糖，并对其进行吸湿保湿性能测定。)
