查询词典 shallow draft

A new bionics propulsion equipment—fishlike flexible tail fin propulsion equipment is brought forward,because there are some problems in present thrusters,such as big noise,low propulsion efficiency in shallow water and evident wake.

本文针对现有船用螺旋桨、泵喷等常规推进器存在噪音大、浅水中船舶推进效率不高以及尾迹明显等缺点，提出一种新型仿生推进装置—仿鱼尾柔性尾鳍推进装置，并据此展开了对单翼板柔性尾鳍和双翼板柔性尾鳍模型的计算和实验研究，本文工作属于鱼类生物流体力学、机械学、材料学和控制技术等多学科交叉的一个新兴研究领域。

The dominant shallow trap is thought to improve the surface flashover performance.

浅陷阱占优的陷阱结构可以改善它的闪络性能。

An open, flat-bottomed boat with squared ends, propelled by a long pole and used in shallow waters.

平底船在加拿大和美国东北部使用的一种长而轻的平底船，船头很尖

Although this is an often flat-bottomed sailing boat in shallow water, but the bow, stern and two side or the shape of a certain request.

虽然这是一艘经常航行在浅水里的平底帆船，但对船首、船尾和两舷的形状还是有一定要求的。

Chinese honey locust Deciduous leaf arbor, be as high as 15-30m, truncal skin grey black, shallow slit, dry reach branch to often provide thorn, thorn is conic shape is much more ramose, thick and hard straight, rod celadon, leather aperture is remarkable, wintry bud often is folded unripe, bout is even a shape compound leaf, each other gives birth to flocculus 3-7 to be opposite, flocculus grows egg form, tip blunt circle, base ministry circle, a bit deflective, small change is simple, the predestined relationship has serration, rear midrib two side and Xie Bing by white short fluff, miscellaneous sex is beautiful, axil is unripe, racemose, peduncular close by nap, calyx bell shape by nap, beautiful Huang Bai is lubricious, calyx valve all 4 number.

皂荚落叶乔木，高达15-30m，树干皮灰黑色，浅纵裂，干及枝条常具刺，刺圆锥状多分枝，粗而硬直，小枝灰绿色，皮孔显著，冬芽常叠生，一回偶数羽状复叶，有互生小叶3-7对，小叶长卵形，先端钝圆，基部圆形，稍偏斜，薄革质，缘有细齿，背面中脉两侧及叶柄被白色短柔毛，杂性花，腋生，总状花序，花梗密被绒毛，花萼钟状被绒毛，花黄白色，萼瓣均4数。

Such as forging the courtyard gate, dark primer showed a heavy sense of history; floriation on the edge of the color from the central to the change from deep to shallow, with three-dimensional sense of belonging; door handles painted the place where mottled brass color, it seems caused by wear and tear due to age-old and exposing the metal's original state.

比如锻造庭院大门，深色的底漆表现出沉重的历史感；花饰上的颜色从中央到边缘由深至浅变化，具有立体感；门把手的地方绘上的是斑驳的黄铜色，似是因年代久远造成磨损而露出了金属的本来面目。

In the north area, there are mainly carbonate rocks and shallow sea facies fossil, such as Trilobites, cephalopodes, Brachiopodes and Anthozoans in fossil feature. In the south area, there are mainly flysch and deep sea facies fossil, such as Graptolites in fossil feature.

北区岩性为碳酸盐岩建造，生物以三叶虫、头足类、腕足类及珊瑚等浅海生物为主；南区岩性为复理石建造，生物以深海相笔石为主。

But when art becomes a footnote of the solution to social problems, it will make our times shallow.

而当艺术成为解决社会问题的注脚时，又使得我们的时代变得浅薄。

These are the times of fast foots and slow digestion; tall men and short character; steep profits and shallow relationships.

这是一个快餐食品和消化迟缓相伴的时代；一个体格高大和性格病态并存的时代；一个追名逐利和人情冷漠相生的时代。

The application of the combined shallow seismic reflection method and Rayleigh surface wave method to the field quality inspection of the leakage-proof wall shows that the integrated application of the two methods can not only detect the continuity of the leakage-proof wall and the burial depth of the roof and the footwall rather effectively but also measure the thickness of the wall quite accurately.

采用浅层地震反射波法和瑞雷面波法相结合，对大堤防渗墙或隔渗墙的质量进行检测结果表明，两者的综合应用，不仅能有效地检测防渗墙或隔渗墙的连续性和顶底板埋深，而且能较为准确地获取墙的厚度这种综合方法为无损检测墙的质量提供了一种行之有效的检测手段

Chinese traditional virtue is humility and wariness,the compliment and praise to the others should be declination

中国人的传统美德是谦虚谨慎，对别人的恭维和夸奖应是推辞。如

We bought this house on the never-never.

我们以分期付款的方式买下这座房子。