["

2019-02-16View Original

Thread Content

{"每日의 문제 泵设备",,"

Reply #22019-02-16

{"간단한 문제 규칙： 1

Reply #32019-02-16

{"1、답변이 제대로 하지 않면 秸财富给、部分답변이 어느 정도 맞지만 구체적이지 않으면 占1财富绿、部分답변이 정확하면 占8财富。","

Reply #42019-02-16

{"각 사람당 답변奖励每人限一次。","

Reply #52019-02-16

|"每个回复限评分一人。"","

Reply #62019-02-16

|"回复可见答案及其答案解释。".""

Reply #72019-02-16

|"奖励在4小时内有效，逾期不予奖励。".""

Reply #82019-02-16

|"學又拿奖，天天来逛逛"。"

Reply #92019-02-16

|"径向泵的性能曲线中，包含着流量分别与扬程、效率、汽蚀余量和轴功率的关系曲线"。简述当只是介质比重变大时，有哪些曲线发生变化"。答案：流量-轴功率曲线根据比重增加值成比例规律提升"。其他曲线不变"。"

Reply #102019-02-16

|"扬程、效率不变，轴功率增大，汽蚀余量减小"。"

Reply #112019-02-16

|"朋友，不是判断题，是简答题:lol"。"

Reply #122019-02-16

|"这也太难了随便回答啊汽蚀会变小轴功率变大效率变高扬程变小"。"

Reply #132019-02-16

|"扬程、效率、汽蚀不变轴功率变大"。"

Reply #142019-02-16

|"扬程降低效率正大这个量不变轴功率加大"。"

Reply #152019-02-16

|"流量---轴功率曲线根据比重增加值成比例规律提升其他曲线不变"。"

Reply #162019-02-16

|"流量=密度*g*扬程=密度*g*轴功率=密度*g"。"

Reply #172019-02-16

|"莫急慢慢来流量-扬程流量-效率流量-汽蚀余量这些都几乎是泵本身的固有属性受外界影响小除了粘度变化会有一些影响）而流量-轴功率是与介质比重直接相关的轴功率会变大"。"

Submit a Project

**Looking for Chemical Technology, Equipment & Solutions?** No Registration Required Broader Platform Exposure | Global Chemical Service Provider Connections

Submit Request — Free Consultation

Disclaimer

This is an automated machine translation of the original thread. Some technical terms may have inaccuracies; the original text shall prevail. Click "View Original" at the top right to access the source page, which supports IP-based automatic real-time language translation. Please watch out for contact details and sales inducements to prevent fraud. All content and translations are for reference only, representing solely the poster's personal views. For enquiries, email service@hcbbs.com.

["

Thread Content

Submit a Project

Disclaimer

Quick Links