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- Hydrocarbon flowing backward 油气倒灌
- You might as well expect the river to flow backward as hope to move me. 你希望我心动,这比希望河水倒流还难。
- Introduce the principle of running casing into the we ll and preventing cement mortar from flowing backward device used in oil field a t present, point out its existent defects. 介绍了目前油田上所用的下套管及防止水泥浆倒灌装置的原理,说明了其存在的缺点。
- Clew 4: Prevent neighbour lampblack to enter a to prevent lampblack flow backward, the platoon a place with a draught of the kitchen, close the door needs to shut when going out for a long time rise. 提示四:防止邻居油烟进家为了防止油烟的倒灌,厨房的排风口、封闭门在长期外出的时候需要关闭起来。
- Intellect charge: The battery charger is using slice of flower to control charge that has constant current, constant voltage to charge, short current protection, turn lamps function and prevent to flow backward function. 智能充电:充电器采用芯片控制充电,具有恒流,恒压充电,过充保护,短路保护,转灯功能,防倒灌保护功能。
- The scene of childhood is still clear like a dream.The warmth from you I never forget.Mother, I miss you day and night.How well if time flows backward. 儿时的情景似梦般依稀,母亲的温暖永难忘记;母亲,我日夜思念你,恨不得月星倒移。
- Besides closing good bedroom window, the seeper on the balcony flows backward also is to let the boundless in the house serious crime because. 除了没关好卧室窗子外,阳台上的积水倒灌也是让屋子里汪洋一片的重要罪因。
- provide against flowing backward 防倒灌
- Give catch-ment and so on system center control bulb Lu carrier flow backwards,a kind of more for ideal empty of give away conserve energy clack. 可用于石油、化工、给排水等系统中控制管路介质倒流,是一种较为理想的无泄漏节能止回阀。
- Place the pump above water level to protect water from flowing backwards, otherwise it should be fit with a non-return valve. 使用过程中,该机应高于水位,或加止流阀,以防水倒流。
- You might as well expect the river to flow backwards as expect me to change my mind. 你不能期望我改变主意正如不能期望河水倒流一样。
- Prevent siphon to prevent siphon unqualified, the water in cistern is easy flow backwards, cause water pollution. 防虹吸防虹吸不合格,水箱中的水易倒流,造成水质污染。
- A backward flow of water, as from the action of oars. 反流,逆流向后流的水,如由浆的划动引起
- Chemical industry.Give catch-ment and so on system center control bulb Lu carrier flow backwards,a kind of more for ideal empty of give away conserve energy clack. 可用于石油、化工、给排水等系统中控制管路介质倒流,是一种较为理想的无泄漏节能止回阀。
- I bought to that book from flowing pedlar there. 我从流动小贩那里买到了那本书。
- The ram which houses the die, also compresses the metal against the container, forcing it to flow backwards through the die in the hollow plunger or ram. 推杆提供模具的同时也向刚体内挤压金属坯料,强迫金属坯料穿过模具在中空的冲杆或推杆内流出。
- A free flow of water came from the pipe. 水从管道里通畅地流了出来。
- Because of sedimentationed indelicacy broad, tide flows backwards, reason river water is much cannot drinkable. 因沉降的下流宽广,海潮倒流,故河水多不能饮用。
- A canyon usually has a river flowing through it. 峡谷常常有河流经过其中。
- The petroleum hydrocarbon is called hexane. 己烷是一种石油碳氢化合物。