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- Through the analysis and comparison of water pressure chart of press boiler and no-press boiler, it is found that their main difference is circulating pump delivery, namely different consumption. 通过对无压锅炉与有压锅炉供热系统水压图的分析和比较,发现二者的主要区别在于循环水泵的扬程不同,即循环能耗不同。
- Land Rover has developed a unique, intelligent oil-pump pressure relief valve (PRV) which senses oil pressure deep in the engine's oil galleries to more accurately control oil pump delivery. 路虎形成了独特，智能石油泵压溢流阀（株），其中感官油压深的发动机油画廊，以便更准确地控制油泵交付。
- Bob teed off on the new pitcher's first delivery. 鲍勃猛击那新投手所投的第一个球。
- Let's discuss the delivery date first. 我们先讨论交货日期。
- Your order is ready for delivery. 你订购的货物可随时交付。
- A timely delivery means a lot to us. 及时交货对我们来说关系可大了。
- We had a big delivery of coal today. 今天我们收到大批订购的煤。
- Her poor delivery spoilt an otherwise good speech. 她的演讲在各方面都很好，却因表达技巧差而功亏一篑。
- Please pay on (ie at the time of) delivery. 请於交货时付款。
- The next postal delivery is at 4 o'clock. 下一次邮递时间是四点钟。
- A tyre expands when you pump air into it. 轮胎一打气就鼓起来。
- Delivery of supplies to a place by parachute. 伞投，空投用降落伞向一个地方投放物资
- A delivery van has brought the grocery order. 送货车已把定购的杂货送来了。
- Lashing velocity of pump is concerned with nature of air. 泵的抽气速率与气体的性质有关。
- The store doesn't charge for delivery. 该店免费送货。
- Please send this parcel by express delivery. 请用快递寄送这个包裹。
- The mother had a difficult delivery. 那位母亲难产。
- This tire is flat; you didn't pump enough air in. 这个轮胎没气了;你并没打足气。
- We have a pump for drawing water from the well. 我们用一个水泵从井里抽水。
- You have to pay a premium for express delivery. 你得支付特快投递的补加费用。
