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- Calculations of Self-priming Time and Suction Lift of Self-priming Centrifugal Pumps 自吸泵的自吸時(shí)間及自吸高度計算
- Some pumps and all vacuum cleaners work by suction. 有些泵和所有真空吸塵器都是借吸力工作的。
- It's quite an effort to lift this heavy box. 抬起這只沉重的箱子要花費相當大的力氣。
- She (was) whisked up to the top floor in the lift. 她乘電梯迅速到達頂層。
- We need a hoist to lift the concrete blocks. 我們需要一臺起重機來(lái)吊起混凝土塊。
- The luggage was shunted slowly into the lift. 已把行李慢慢移進(jìn)電梯里。
- Flies' feet stick to surfaces by suction. 蒼蠅的腳借吸力可附著(zhù)于物體表面上。
- Hop in, I'll give you a lift to the station. 上車(chē)吧，我開(kāi)車(chē)送你去車(chē)站。
- Surely there is a limit to what one can bear. 人的忍耐肯定是有限度的。
- He pressed the button to call the lift. 他按鍵招呼電梯。
- The proposal set a time limit of one year. 提案規定了一年的限期。
- He was too weak even to lift his hand. 他虛弱得連手都抬不起來(lái)。
- Can I hitch a lift with you as far as the station? 我可以搭乘你的便車(chē)到車(chē)站嗎？
- The hydraulic lift is over there. 液壓升降機在那兒。
- What's the speed limit on the motorway? 高速公路的速度限制是多少?
- The lift has a capacity of 15 persons. 這部電梯的載容量為15 人。
- He was had up for exceeding the speed limit. 他因超速行駛而遭控告。
- Don't all try to squash into the lift together. 不要統統擠進(jìn)電梯里去。
- He weighed in at several pounds below the limit. 他賽前量體重比規定限度少幾磅。
- We'll get the water out with a suction pump. 我們將用抽水機把水抽出來(lái)。
