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- A new power saving pumping unit with fan-shaped crown sheave and flexible connecting rod is developed based on the conventional beam pumping unit. 在常規游梁式抽油機的基礎上,設計了一種新型柔性連桿變矩節能扇形抽油機,其特點(diǎn)是結構簡(jiǎn)單緊湊,天車(chē)輪可以實(shí)現大擺角,易實(shí)現長(cháng)沖程,節能效果顯著(zhù)。
- Compared with the conventional beam pumping unit, it can save energy at least 21% as well as provide satisfactory service, so it is a long - stoke pump unit ... 計算結果表明:曲柄導桿式抽油機在滿(mǎn)足使用條件下,可節電21%25以上,是一種有發(fā)展前途的長(cháng)沖程抽油機。
- At the same time,resave the key problem of driving cord rupture because the beam unit's driving cord couldn't bear force synchronously and partial inner structure transformation due to heating. 同時(shí)解決了抽油機驅動(dòng)繩不能同時(shí)受力;鋼絲繩因加熱而產(chǎn)生的局部材料內部組織變化造成驅動(dòng)繩斷裂等關(guān)鍵問(wèn)題。
- Conventional beam ion implantation 常規束線(xiàn)離子注入
- The system may be readily fitted to existing electron beam units and is suitable for electron beam welding,hardening remelting,surfaci... 該系統可以很容易地應用于原有的電子束加工設備上,適用于電子束硬化、重熔、釬焊和表面改性處理。
- The attempt of transforming conventional beam pumping unit into inclined well pumping unit 后置式游梁抽油機改斜井抽油機的嘗試
- Modification of conventional beam pumping unit for stroke increment and energy saving 常規抽油機的增程節能改造
- An alternative system for multi-storey fiats and similar large buildings is to erect a framework of load-bearing precast reinforced concrete horizontal perimeter beam units and vertical mullion units. 對于多層公寓或類(lèi)似的大型建筑來(lái)說(shuō),另一種選擇就是建造一個(gè)承重的水平圈梁和豎框預制鋼筋混凝土構件框架。
- A structural unit, such as a beam or wall. 構材建筑物之單位結構，如橫梁或墻
- "How are you?" is a conventional greeting. “你好”是一個(gè)習慣問(wèn)候語(yǔ)。
- She performed on the balance beam with much grace. 她在平衡木上表演得非常優(yōu)美。
- The nuns are living in the convent. 修女們住在修道院里。
- He often speaks a few conventional remarks. 他總是喜歡說(shuō)老生常談的那幾句話(huà)。
- The beam of the searchlight pierced the darkness. 探照燈的光柱射入黑暗中。
- His answer was right on the beam. 他的答案完全正確。
- James voiced the conventional wisdom about it. 詹姆士說(shuō)了對此事的一般看法。
- "Good morning" is a conventional greeting. "早安"是習用的招呼語(yǔ)。
- The rules of conventional social behavior. 慣例符合習俗的社會(huì )行為舉止之準則
- A member of a convent or other religious community. 修道院住院修士修道院或其他宗教團體成員
- The Building of Variable Cross Section Beam Unit Pattern of Mechanics 變截面梁?jiǎn)卧W(xué)模型的建立
