A modeler is faced with a problem : he cannot use any native WS-BPEL activity to model this scenario .

建模人员就面对这个一个问题：他无法使用任何本机WS-BPEL活动来建模此场景。

The modeler designs the implementation of each operation independently .

建模员会独立地设计每一项操作的执行方案。

The ZSphere modeler offers another method : Adaptive Skinning .

球建模器还提供另一个方法：自适应蒙皮。

Optionally , data modeler could derive a LDM based on existing database schema , visio , and so on .

或者，数据建模师可以根据现有数据库模式、visio等获得LDM。

Propagation and harvest cycle controlled by the individual modeler .

私人建模者控制的传播和获取操作。