简述SS-46型双向测振仪的工作原理

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简述SS-46型双向测振仪的工作原理

考点:火电厂热工考试火电厂热工考试题库
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肺源性心脏病()。

A.左心室前负荷加重

B.右心室后负荷加重

C.肺循环阻力增高

D.心肌收缩力明显减弱

E.左心室后负荷加重

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When I first learned to write in English, I ran into many     76. ________

difficulties. The main problem was in that I always thought    77. ________

in Chinese and tried to translate anything into English.       78. ________

My teacher advised me to keep my diary. I followed her         79. ________

advice and should put down 100 words or so each day.           80. ________

Soon I began to enjoy talk to myself on paper as I was         81. ________

learning to express me in simple English. One day I wrote      82. ________

a little story and showed to my teacher. She liked it          83. ________

very much and reads it to the class. All said the story was    84. ________

a good one. Their word were a great encouragement to me.       85. ________

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痔疮肿痛出血,首选的药物是()

A.白茅根

B.侧柏叶

C.白及

D.地榆

E.小蓟

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在PowerPoint中按功能键“F6”的功能是______。

A.切换下一个窗格 B.拼写检查
C.打印预览
D.样式检查

题型:问答题

实行按劳分配的所有制基础是()。

A.建立现代企业制度

B.社会主义公有制

C.实行国有国营

D.非国有化

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