27. Clean the injector port, replace critical injection port seals, replace injection port liners, and change septa as needed.
清洗进样口，如有必要，更换密封垫，衬管，隔垫。
youdao
28. An injector can only create a value for a given token if it has a provider for that token in its internal provider registry.
只有当注入器内部提供商注册表中存在与令牌对应的提供商时，注入器才能为这个令牌创建一个依赖值。
youdao
29. Each component instance gets its own injector and an injector at one level is a child injector of the injector above it in the tree.
每个组件实例获得了它自己的注入器，并且每个级别上的注入器都是它上级节点的子注入器。
youdao
30. Each component instance gets its own injector and an injector at one level is a child injector of the injector above it in the tree.
每个组件实例获得了它自己的注入器，并且每个级别上的注入器都是它上级节点的子注入器。
youdao
用作名词 (n.)
The small lower hole is that for the injector. 下方小洞用于装喷嘴。
So I am fortunate to meet the affable owner of a carwash in Zhuzhou who comes to my rescue by cleaning the fuel injector. 幸好我遇到在株洲的一位洗车师傅，他通过清洗燃料注射器帮我解决了问题。
