“beam pumping unit”造句,怎麼用beam pumping unit造句
The steel plate that is attached to the end of the walking beam on a beam pumping unit.
Based on the theory of modular design,a beam pumping unit is assumed to be separated into several modules according to their specific functions.
Optimum design for double-horse head beam pumping unit is a question of non-linear programming with inequality constraint condition and multi-objective function.
The geometric dimensions and balance parameters of the beam pumping units are optimized. As a result, Me is re- duced 31.2% and Mnmax is reduced 35.3% than phased balance.
Dynamics simulation of hydraulic beam pumping unit based on 3D model.
Development of the balance-type walking beam pumping unit and field test
The Performance of a beam pumping unit with incremental, stroke is influenced by the linkage dimensions of the cross double rocker mechanism.
Compared with conventional beam pumping unit, the swing-rod beam pumping unit can reduce the maximum crank axle torque markedly, reduce and even eliminate negative crank axle torque.
Optimum design for double-horse head beam pumping unit with rear horse head′s outline of spiral of Archimedes
Two-horse head beam pumping unit rod load and torque variation
The influence of variable load on a beam pumping unit on the electric current, input power, efficiency and power factor of the electric motor is discussed, and relevant calculating formulae are given.
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“郊人”造句,怎麼用郊人造句
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1、當婚姻出現問題時,就該接受治療。2、夫妻兩人對他們婚姻出現問題的謠言一笑置之。。3、數年前,一對婚姻出現問題的夫婦和我傾談。4、如果你快要離婚了,他會帶你回到婚姻出現問題的那個時候。5、像*迪一樣,當你的婚姻出現問題時你也會面臨這樣的選擇,不是製造一些...
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“打雷的”造句,怎麼用打雷的造句
1、雷聲隆隆:打雷的聲音很大聲。2、轟雷貫耳:打雷的聲音貫滿耳邊。3、打雷的時候對你說“來我抱着你睡”因爲我知道你害怕打雷。4、很想打雷的時候,你那緊緊的擁抱。5、我的貓咪在打雷的時候很容易受驚。6、在打雷的晚上我睡不着覺。7、打雷的時候不要站在樹下。8...
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“糾正錯別字”造句,怎麼用糾正錯別字造句
1、語文老師經常給我們糾正錯別字。2、他當教師,還常常讓學生給糾正錯別字,豈非咄咄怪事。3、去年有個同學寫作文說我是個歇頂頭,你着咋寫哩,他寫個螃蟹的蟹,"蟹頂頭"哎呦,你們着給我氣哩呀,.我立馬在班裏掀起了一場糾正錯別字的整風運動!4、他當教師,還常常讓學生給...
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