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- As cracking pressure is one of the basic mechanical proper is of presrs- sed co crete water pipe, it is necessary to the formula for calculation of cracking pressure which is a measurement of working capability of pressure water pip. “開(kāi)裂壓力”是預應力混凝土輸水管的一項基本力學(xué)強度指標,為此,探討一下衡量壓力水管工作能力的“開(kāi)裂壓力”計算公式,是十分必要的。
- We studied the dosage of methyl methacrylate (MMA) and density effect on the mechanics proper of CE/PMMA-IPN. 研究了甲基丙烯酸甲酯(MMA)的含量對CE/PMM-IPN體系的力學(xué)性能及密度的影響。
- With a small switching torque, the valves qre excellent in sealing and mechanical properities, as well as good sorrosion resistance thanks to special treatment. 閥的開(kāi)關(guān)扭距小，密封和機械性能良好。閥件均經(jīng)過(guò)特殊處理，具有良好的腐性能。
- I advise waiting till the proper time. 我建議等到適當的時(shí)候。
- I do not think it's proper for you to behave so. 我認為您這樣的舉止不合體統。
- It's not proper for you to catch him up very short. 你突然打斷他的話(huà)是不恰當的。
- Is this equipment tested for mechanical aptitude? 這臺設備測定了其機械適應性了嗎？
- She's not at all a proper person for you to know. 她可不是正派人，你不應該結識她。
- We need a mechanical digger to level the ground. 我們需要一臺挖掘機來(lái)平整土地。
- She hadn't had a proper holiday for years. 多年來(lái)她都沒(méi)有過(guò)真正的假期。
- The company does not take proper fire precaution. 公司未采取正當的防火措施。
- Water is not a proper substitute for wine. 水不是酒的適當代用品。
- The pages aren't in proper order. 這些頁(yè)數次序不對。
- Recycling is the only proper way. 循環(huán)再生是惟一的好辦法。
- The move water have mechanical energy. 流動(dòng)的水擁有機械能。
- It's hard to get at the spark plug without a proper wrench. 沒(méi)有一把合適的扳鉗，要抓住那個(gè)火花塞是困難的。
- Blinking is a mechanical action of the eyelids. 眨眼是眼瞼的無(wú)意識動(dòng)作。
- I made a proper balls-up of that exam. 那次考試我考得一塌糊涂。
- Lack of proper food often stunts a child. 缺少適當的食物常常阻礙小孩的發(fā)育成長(cháng)。
- Many young people think old people are too proper. 許多年輕人認為老人太循規蹈矩。
