问题
单项选择题
以下各项关于乳化液泵安全阀说法不正确的是（）。
A、安全阀是泵的过载保护元件
B、安全阀为二级卸压直动式锥阀
C、它的调定工作压力为泵站工作压力的110%－115％
D、它的调定工作压力为泵站工作压力的110%－120％
答案
参考答案：D
搜题请搜索小程序“爱下问搜题”
以下各项关于乳化液泵安全阀说法不正确的是（）。
A、安全阀是泵的过载保护元件
B、安全阀为二级卸压直动式锥阀
C、它的调定工作压力为泵站工作压力的110%－115％
D、它的调定工作压力为泵站工作压力的110%－120％
参考答案：D
I walked into the grocery store, not really wanting to buy anything. I just wanted to stay there quietly — the pain of losing my was still too great. And this supermarket held so many sweet . He often came with me, and always bought me yellow roses. Standing the meat, I searched for the perfect small steak my husband used to love it. a woman came up beside me. I watched as she picked up a large pack of T-bone steaks, dropped them in her basket, , and then put them back. She turned to go and once again for the pack of steaks. She saw me her and she smiled. “My husband loves T-bone steaks, but they are so expensive.” “My husband away eight days ago,” I told her, and to control the sadness in my voice, “Buy him the T-bone steaks. And every moment you have together.” by my words, she placed the steaks in her basket and walked away . But several minutes later she came towards me again, a package in her arms. She was the brightest smile I had ever seen. As she , I saw what she held. “These are for you,” she placed three beautiful yellow roses in my hands. I wanted to tell her what the roses for me, but, unable to speak, only watching her walking away. Looking down at the roses, I wondered she knew it. Suddenly the answer seemed so . I wasn’t alone. There were many people caring for me and willing to help me. Just be thankful for what you have and who you are.
|