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The propeller of an airplane forces air backward , developing thrust .
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飞机的螺旋桨迫使空气向后移动,于是就产生了推力。 |
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The proper answer to this, of course, is″I＇msorry if I＇ve been pensive, dear.
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这个问题的正确答案当然是：“很抱歉我出神了,亲爱的。 |
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The proper articulation of unstressed syllables includes many skills: linking sounds, deleting sounds, whether to aspirate a sound or not, etc.
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连音、消音、去音是否送气等等都是如何将轻音节正确串联起来的方法。 |
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The proper construction of teacher＇s professional image plays a vital role in the maturation of teacher's profession.
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我国教师职业形象存在认识上的模糊性和片面性。 |
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The proper degree of independence is displayed by the hound that concentrates on running its game with no undue concern for its running mates except to hark to them when they proclaim a find or indicate progress by tonguing.
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恰当的独立性表现于关注追踪猎物，而非过度关心其它伙伴，当然不包括，倾听其他同伴发现猎物踪迹的报警和指示前进方向。 |
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The proper function of man is to live, not to exist.
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人的正确功能是生活,而不是生存. |
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The proper handshake is brief, but there should be firmness and warmth in the clasp.
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正确的握手要迅捷，但是在握手的瞬间应有力度并且充满热情。 |
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The proper in Hubei Milky Way is new to decorate plank industry limited company is a the house is engaged in exclusively material research development and productions that construct the modern and large business enterprise sell, owning now two years produ
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湖北宜昌银河新型装饰板业有限公司是一家专门从事建筑材料研究开发及生产销售的现代化大型企业，现拥有两条年产300万平方米硅酸钙板的生产线，是内地最大的硅酸钙板的生产基地。 |
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The proper injection allocation rate of well can effectively relieve the contradictions of plane, interlayer and inherent layers, and improve the effects of oilfield exploitation by waterflood or water drive process.
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合理的单井配置注量，可以有效缓解平面矛盾、层间矛盾、层内矛盾和提高水驱油田开发效果、水驱采收率。 |
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The proper interpass temperature is required to prevent cold and hot cracking as well as the proper selection of welding filler material, to produce the proper creep resistance and toughness.
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需要适当的程间温度和正确选择填充金属材料来防止冷热裂缝，产生适当的蠕变阻力和韧性。 |
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The proper intervals should be maintained between vehicles.
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车辆之间应保持适当的间距。 |
