Although biologists can easily induce extra limbs to grow on the flank of a tetrapod this cannot be done in the neck.
虽然生物学家能轻易让四足动物在侧腹长出额外的肢,在颈部却做不到。
Although biologists can easily induce extra limbs to grow on the flank of a tetrapod, this cannot be done in the neck.
虽然生物学家能轻易让四足动物在侧腹长出额外的肢,在颈部却做不到。
New process flow of the tetrapod-like zinc oxide whisker (T-ZnOw) is investigated and expert device is designed in this paper.
提出了新的四针状氧化锌晶须的生产工艺及流程,设计了专门的研究装置。
And the fusing of bones making up the lower jaw fortified this region, facilitating the presumed" buccal pump" mode of tetrapod ventilation.
下颔部位骨头的愈合也加强支撑力,帮助可能以口部当做帮浦的形式换气。
JENNIFER A. CLACK, a Reader in vertebrate paleontology and doctor of science at the University of Cambridge, has been studying tetrapod origins for 25 years.
克拉克是英国剑桥大学的科学博士与脊椎动物古生物学的高级讲师,研究四足动物起源已超过25年。
Of all the traditional cauldrons (ding) since the Shang Dynasty, only rectangular cauldrons, such as the famous Simuwu tetrapod of the Shang Dynasty, have flat bottoms.
商朝以来传统鼎的形制中,只有方鼎为平底,如商代著名的司母戊大方鼎。
In the study on manufacture of the composites, tetrapod-like ZnO whiskers, PAV and PMMA, water and toluene, are employed as conductive fillers, matrix materials and solvents respectively.
实验研究工作以四针状氧化锌晶须为填料,以聚乙烯醇和聚甲基丙烯酸甲酯为基体,以水和甲苯为溶剂,制备出了性能良好的导电膜。
The common ancestor of whales and of all other land animals was a flatheaded, salamander -shaped tetrapod that hauled itself out of the sea onto some muddy bank about 360 million years ago.
鲸和其他陆地动物的共同祖先是平头蝾螈形四足动物,大约与3.6亿年前,他们拖着(笨重)身躯,离开大海,爬上泥泞岸边。
The common ancestor of whales and of all other land animals was a flatheaded, salamander -shaped tetrapod that hauled itself out of the sea onto some muddy bank about 360 million years ago.
鲸和其他陆地动物的共同祖先是平头蝾螈形四足动物,大约与3.6亿年前,他们拖着(笨重)身躯,离开大海,爬上泥泞岸边。
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