查询词典 sand

The main strategies of these achenes germination are regulated by the sand depth and sand moisture.

这表明，三种沙生植物的萌发调节系统的演化主要是由沙丘的环境所影响的。

HUGH HERR: I believe, and many people might fail to believe that, if this is an artificial hand, that one day if I were to touch that artificial hand and that I would actually be able to feel it, one day leg amputees will be able to walk across the sand and they would actually be able to feel the sand against the prosthetics.

休·赫尔：我相信，尽管很多人可能都不信，如果这只手是假的，相信有一天我能够触摸到它，并且能够用它来感觉外物。我也相信有一天断肢者可以在沙滩上自由行走，并且用义肢感觉到沙子的存在。

This paper introduces experiments on the influence of the cement type, sand type, sand size, and bentonite content on the thermal conductivity of the borehole backfills, and aslo the influence of the bentonite content on the backfill consistency.

实验研究了水泥型号、骨料类型、骨料粒径、膨润土含量对回填材料导热系数的影响，以及膨润土含量对回填材料稠度的影响。

Good : Sand filters and carbon purifiers are backwashed with chlorinated water at recommended frequencies (daily for carbon purifiers and at least twice per week for sand filters and recharged when necessary).

好：砂滤器和碳滤器按推荐的频率用氯水进行反洗（碳滤器每日反洗，砂滤器至少每周2次反洗且在需要时重新充填）。

Patterns in Nature: Sand Strange creatures slithering up from the Empty Quarter desert floor in the Arabian Peninsula are really a network of barchan dunes—sculpted by winds that over time strike the sand from a consistent direction.

位于阿拉伯半岛一种奇怪的不稳定的滑动来自Empty Quarter沙漠是真正的网络的新月形沙丘――造型被风吹的长期打击沙丘来自一致的方向。

Patterns in Nature: Sand Strange creatures slithering up from the Empty Quarter desert floor in the Arabian Peninsula are really a network of barchan dunes—sculpted by winds that over time strike the sand from a consistent direction.

奇怪的动物不稳定的滑动从空季度沙漠基底在阿拉伯半岛真的是一个网络新月形沙丘――雕塑被风，随着时间的推移冲击沙子从一个恒定不变的方向。

Patterns in Nature: Sand Strange creatures slithering up from the Empty Quarter desert floor in the Arabian Peninsula are really a network of barchan dunes—sculpted by winds that over time strike the sand from a consistent direction.

沙在自然界的模式。奇怪的创造物不稳定的滑动从空的沙漠地面在阿拉伯半岛真的是一个网状物的新月形沙丘――被风雕塑随着时间的推移侵袭的沙子从一个恒定不变的方向。

The third sand segment of the second member of Qingshankou Formation in Yaoyingtai, Cangling in the south of Songliao Basin mainly belongs to delta front facies, with well developed and rapidly changed sand body. Thus strata are interbedded with sandstone and mudstone with rapid seismic velocity.

松南长岭腰英台地区青山口组二段Ⅲ砂组以三角洲前缘相为主要沉积特征，砂体较为发育，但砂体变化快，地层为砂，泥岩薄互层，地震速度变化快，圈闭类型主要发育构造[CD*2]岩性复合型隐蔽圈闭。

If pro cessing equip ment can be properly selected and sand quantity properly controlled,high performance concrete may be prepared with manufactured sand.

通过选择加工设备和制造工艺并合理控制石粉含量，即可用人工砂配制高性能混凝土。

The mother and her eldest daughter are weeding the bund in the lead of others… The second son ,12 years old, is leading the donkey carrying sand in little creels back from the seashore too far from the field and then they mix sand into black soil.

母亲和大女儿在除垄上的草，把旁人甩在后面……二儿子十二岁，从老远的地头把海滩上的沙子装进鱼篮，赶着毛驴驮了回来。他们把黑土掺上了沙子。

In the negative and interrogative forms, of course, this is identical to the non-emphatic forms.

。但是，在否定句或疑问句里，这种带有"do"的方法表达的效果却没有什么强调的意思。

Go down on one's knees;kneel down

屈膝跪下。。。下跪祈祷