您要查找的是不是:
- The external layer of the skin is relatively impermeable to water. 皮肤的外层不透水。
- The membrane is impermeable to blood cells and large molecules such as proteins, but small ones can get through it. 血液分子和一些大分子例如,蛋白质,是无法渗透隔膜的,而小分子仍然可以通过。
- The test dish shall be of any noncorroding material, impermeable to water or water vapor. (透湿杯应采用任何不腐蚀的、并且水或水蒸气无法渗透的材料。
- When rain falls, the loess particles on the surface layer swell and form a crust that is almost impermeable to water. 降雨时,表层的黄土粒就发生膨胀并形成一层几乎是不透水的表皮。
- This employs high-pressure pumps to force the water from brine through a membrane that is impermeable to salt. 这种方法需要用高压泵使海水通过一种不能渗透盐的薄膜,从而淡化海水。
- For example, the inner membrane of the motochaondrion is impermeable to the movement of protons. 例如,线粒体内膜对于质子转移是不透性的。
- Since the inner mitochondrial membrane is impermeable to oxaloacetate, it is converted to malate by mitochondrial malate dehydrogenase. 因为线粒体内膜是不能通透草酰乙酸的 , 所以它被线粒体的苹果酸脱氢酶转化为苹果酸。
- Live cells have intact membranes and are impermeable to dyes such as propidium iodide (PI), which only leaks into cells with compromised membranes. 活细胞有完整的胞膜且不渗透燃料如PI染料,这是唯一一个能渗透受损细胞膜的染料。
- The second polymeric resin materials impregnates the structure of the base support structure, rendering it impermeable to oil and water. 第二聚合树脂材料浸渍基本支承结构并使它不透油和水。
- Both membranes were permeable to small molecule proteins and impermeable to large molecule proteins such as immunoglobulins. 所制备的微囊允许胰蛋白酶分子通过,限制大分子免疫球蛋白透过。
- Where this layer is sufficiently impermeable to maintain the A horizon in a waterlogged condition, the soil is termed a gley podsol. 淋溶层B高度的不透性保持了淋溶层A处于浸水状况,这种土壤称为灰壤。
- Suberin A fatty acid polyester produced in the walls of the endodermis and in bark, where it renders the tissue impermeable to water and resistant to decay. 木栓质(软木脂):是植物内皮层和树皮层细胞壁产生的一种脂肪酸聚酯,它使组织具有抗水性和抗分解性。
- Island and North Island were left surrounded by water, is relatively impermeable to water to form an "8" words, so here's surface known as the "8" King Lake. 悬空岛与北岛皆四面环水,隔水相对,使水面形成了一个“8”字,故此这里的水面称之为“8”景湖。
- Many of these active agents are either peptides or proteins, yet skin is an extremely effective barrier that is highly impermeable to large molecular weight peptides and proteins. 许多活性剂不是多肽就是蛋白或兼之。但皮肤是一种非常有效的屏障,对这些大分子量的东西来讲是高度不可穿透的。
- How much do all these figures stack up to? 这些数字的总和是多少?
- There was a long lag in forwarding mail to us. 转寄给我们的邮件晚了很久才拿到。
- Foreign nationals were asked to leave the country. 外国侨民被要求离开该国。
- A country must have the will to repel any invader. 一个国家得有决心击退任何入侵者。
- Swimming is the best way to tone up your body. 游泳是健体强身的最好方法。
- They denounced him to the police as a criminal. 他们向警方告发他是罪犯。