英语翻译悬赏?1. Grundfos Medium CR Repair in Real Time Here we show how to repair a Grundfos Medium CR, CRI, and CRN pump. This includes the 10, 15, and 20 series pumps. This video shows how to change the mechanical seal, impeller/chamber "stack kit" assembly, and o-rings. The model shown is a CR10-10. 2. Grundfos Mechanical Seal and bearings How to overhaul a grundfos water pump. chv2 chv4 cvbe ch 3. Gorman-Rupp G Series Rotary Gear Pump Overview An overview of the features, benefits and workings of the G Series line of positive displacement rotary gear pumps by Gorman-Rupp. 4. Flowserve MPT Self-Priming Solids Handling Pump Part 1 of 2 Video / animation describes the design, features and benefits of the Flowserve MPT Self-Priming Solids Handing Pump. Part 1 of 2 5. Flowserve MPT Self-Priming Solids Handling Pump Part 2 of 2 Video / animation describes the design, features and benefits off the Flowserve MPT Self-Priming Solids Handing Pump. Part 2 of 2 6. Assembling DPV Multistage Pump DP Pumps UK A complete walk-through on how to assemble the DP Pumps DPV vertical multistage pump. 7. Flowserve Molten Salt VTP for Concentrated Solar Power Plants Flowserve has developed a proven, vertical turbine pump for molten-salt service. Featuring a global design, this highly engineered utility-grade unit is devised to operate for 30 years in tough environments with the highest levels of reliability and service. This animation reviews the key features and benefits of the 8. CR, CRI, CRN 10, 15, 20 (NEMA) - Grundfos Service Video CR, CRI, CRN 10, 15, 20 (NEMA) 9. DP Pumps DPV Next Generation Vertical Multistage Pumps A complete overview of the new range of DP Pumps' Vertical In-line Multistage Pumps. Ideal for pressure boosting, irrigation, industrial, boilerfeed, hot/cold water transport and many other applications. All WRAS approved. 查看更多7个回答 . 2人已关注
石化方面的英语 求翻译啊? the sulfiding agent must be injected at a rate of 0.2 ppm wt of fresh feed flowrate,dilutedat 1% wt in reformate, in order to inhibit the formation of metallic coke in the reactors and heat tubes. The net flowrate of sulfiding agent is 37 g/h 请教各位大虾如何理解啊? 查看更多2个回答 . 4人已关注
青霉素已经“过时”? Antibiotics such as penicillin have been key to the decline of infectious diseases over the last 60 years, but bacteria are becoming increasingly resistant to existing drugs.查看更多2个回答 . 5人已关注