当数据从两个不同的前趋流入一个结点的时候，两组数据被合并产生一个单个组。
When data flows into a node from two different predecessors, the two sets of data are merged to create a single set.
酸是形成白酒口味的主要香味物质，是形成酯类物质的前趋物质，必须注意酸的含量与配比。
Acids are the main flavoring substances to form liquor taste and the former substances to form esters. Accordingly, acids content and acids proportioning should be well controlled.
酸是形成白酒口味的主要香味物质，是形成酯类物质的前趋物质，必须注意酸的含量与配比。
Acids are the main flavoring substances to form liquor taste and the former substances to form esters.
可治疗或预防的代谢病包括但不限于2型糖尿病、代谢综合征、前趋糖尿病、和其它胰岛素抵抗综合征。
Metabolic disorders that can be treated or prevented include but are not limited to type 2 diabetes, the metabolic syndrome, prediabetes, and other insulin resistance syndromes.
然后对供应链工作流进行形式化定义，用工作流图、前趋链节、前趋链集等的概念和定义为下一步的流程供应链建模及分析提供了概念自包的方法。
The formalized description of supply chain workflow is offered, the workflow graph, front-chain and front-set provide a way to model and analyze flow supply chain.
这里有个例子，一种牡蛎状双壳贝，进化出越来越趋螺旋状的外壳，直到该物种灭绝前，其外壳已经几乎打不开了。
There is a case of an oysterlike bivalve that evolved a more and more spiraled shell until, just before extinction, the valves could barely open.
目的观察慢性血吸虫病患者吡喹酮治疗前、后血清血吸虫肠相关趋阴极抗原（GACA）水平的变化。
Objective To observe the effect of praziquantel on the serum gut-associated cathodic antigen (GACA ) levels in the patients with chronic schistosomiasis before and after treatment.
目的观察慢性血吸虫病患者吡喹酮治疗前、后血清血吸虫肠相关趋阴极抗原（GACA）水平的变化。
Objective To observe the effect of praziquantel on the serum gut-associated cathodic antigen (GACA ) levels in the patients with chronic schistosomiasis before and after treatment.
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