When a rule runs, the rules engine must find an instance of the application object.
当运行一条规则时，规则引擎必须找到该应用程序对象的一个实例。
The bold lines in the Listing 1 template will be replaced by actual data when the templating engine runs.
当模板引擎运行时，清单1中彩色显示的部分将被实际的数据替换。
The engine calls the resource domain to locate resources when a select or recommendation rule runs.
在选择或建议规则运行时，引擎将调用资源域以定位资源。
Rockets can be made up of multiple sections, known as stages, each of which contain an engine and can be jettisoned when their fuel runs out.
一枚火箭可能会由多个部分组成，每一个部分称作一级，每一级又包含各自的引擎。当某一级的燃料耗尽时就回自动脱离火箭。
When the SelfInitializingApplicationObject interface is implemented and if the object is not found when the rule runs, the rules engine will try to instantiate that object.
在实现了SelfInitializingApplicationObject接口的情况下，如果当规则运行时没有找到应用程序对象，那么规则引擎将尝试实例化该对象。
When the search engine runs, it will generate many results nodes.
搜索引擎运行时，将生成很多results节点。
When the Volt's lithium-ion battery runs low, an engine/generator seamlessly operates to extend the driving range another 300 miles (482km) on a full tank of fuel.
当锂电池电量不足，发动机/发电机就无缝运行，依靠满载的燃料箱可继续行驶300英里（482公里）。
The engine runs best when its coolant is about 200 degrees Fahrenheit (93 degrees Celsius).
在华氏200度(93摄氏度)时，发动机运转达到最佳化。
Oil must be filtered and cleaned constantly since there are some dirt particles getting into the oil when the engine runs. Therefore, the oil filter must be regularly changed.
机油必须经过过滤，保持清洁，因为当发动机运行时有许多脏的颗粒进入机油，因此，机油滤清器必须有规律地更换。
The results showed that when the engine runs on the fuel with the bio-additive, the fuel economy was improved effectively, especially to the ethanol-gasoline.
发动机台架试验表明：加入此种添加剂后对各种汽油的燃油经济性有大幅改善作用，对乙醇汽油的效果尤甚。
The active test Settings is the setting that the test engine USES when it runs tests.
现用测试设定，即为测试引擎执行测试时所使用的设定。
The active test Settings is the setting that the test engine USES when it runs tests.
现用测试设定，即为测试引擎执行测试时所使用的设定。
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