方法采用初级单位含量分层，整群，随机的抽样方法及线索调查。
Methods: Adoppting the elementary units content to divide layer, whole group. Sample method and clue investigation.
方法：采用分层抽样与整体抽样对84个医疗单位242人进行信访调查，并对资料完整的225人（92.97%）进行分析。
Method: We adopted different level and wholly type sampling and letter investigation for 242 person who works in 84 medical unit, We analyzed 225 people's data (92. 97% ) .
此固定制剂是肠溶包衣分层片剂、胶囊或多单位片剂剂型的形式。
The fixed formulation is in the form of an enteric coating layered tablet, a capsule or a multiple unit tableted dosage form.
以通勤交通方式、单位上班时间作为分层控制变量，分析了在不同分层控制变量下，通勤者上班出发时刻选择行为的差异。
By taking the travel mode and work time as the delamination control variable, it is feasible for us to analysis the diversity about the commuter departure time selection behavior.
长期以来，地质分层采用岩石地层单位界面。
The stratigraphic horizons have long been divided according to a lithostratigraphic boundary.
另外一种常见的定价是“基于数量的定价”或“分层级定价”，客户可以依据他们所订购的产品数量而获得较为便宜的单位价格。
Another type of pricing which is common is "quantity based pricing" or "tiered pricing", where the customer receives a less expensive unit cost depending on the number of units they order.
另外一种常见的定价是“基于数量的定价”或“分层级定价”，客户可以依据他们所订购的产品数量而获得较为便宜的单位价格。
Another type of pricing which is common is "quantity based pricing" or "tiered pricing", where the customer receives a less expensive unit cost depending on the number of units they order.
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