您要查找的是不是：
- upgrading hydrocarbon 改质烃
- How to Upgrading Mobile Communications Competence? 如何提升移动通信竞争优势?
- The petroleum hydrocarbon is called hexane. 己烷是一种石油碳氢化合物。
- Have you finished upgrading your car? 您完成了赛车的升级否?
- The hydrocarbon must be an alkene. 这个碳氢化合物必定是烯烃。
- The act or instance of upgrading. 提高，改善提高(或改善)的行为或事例
- Upgrading by welding is required. 因此就需要进行焊接改进。
- Upgrading the management according to the law. 提高依法管理水平。
- Any of various hydrocarbon pesticides, such as DDT, that contain chlorine. 有机氯一种含氯的碳氢化合物杀虫农药，如滴滴涕杀虫剂
- The first is upgrading our infrastructure. 首先，我们要改善我们的基础设施。
- It's based on hydrocarbon resin. 以烃类树脂为基料制成的耐热铝粉漆。
- I just love upgrading)spots like these! 我正直的爱升级)斑点喜欢这些!
- Shanghai Jinsen Hydrocarbon Resins Co., Ltd. 上海金森石油树脂有限公司。
- Have you considered upgrading your system? 你考虑过给你的系统升级吗?
- The hydrocarbon radical,C6H13,having valence1. 己基碳氢化合物基，C6H13，原子价为
- I am upgrading from HP-UX 9.5 to HP-UX 10.20. 我想要将系统从 HP-UX 9.;5 升级到 HP-UX 10
- The hydrocarbon radical, C6H13, having valence1. 己基碳氢化合物基，C6H13，原子价为1
- Life is upgrading or downgrading? 是生命的提升还是下坠？
- A brown-to-black, soft, elastic hydrocarbon resin. 弹性沥青一种深棕色，柔软可弯曲的烃树脂
- Uninstall the previous version before upgrading. 升级之前卸载旧版本。
