| 1. | Most soils and rocks are porous .
大部分土壤和岩石都是多孔的。 |
| 2. | The samples are collected in perforated polyethylene bags .
样品采集在有孔的聚乙稀袋中。 |
| 3. | The stem has a slightly smaller diameter than the valve bore .
阀杆的直径略小于阀体孔的直径。 |
| 4. | A porous pellet was fabricated by the well-known wash-out process .
用熟知的浸洗办法制出带孔的药丸。 |
| 5. | These fungi are septate with simple pores in their cross-walls .
这些真菌在它们的横壁中是具简单孔的横隔膜的。 |
| 6. | The new winter ventilation system consisted of a perforated plastic tube .
新的冬季通风系统由带孔的塑料管组成。 |
| 7. | The heavier boiling fractions remain, in liquid form on the manifold wall .
较重的沸腾着的馏分以液态停留在多孔的壁上。 |
| 8. | Radiant energy entering the opening is in part absorbed by the interior walls .
进入小孔的辐射能，一部分为内壁所吸收。 |
| 9. | Only the dorsal lip of the blastopore could induce altered development in the host .
只有胚孔的背唇能够诱导宿主发育的改变。 |
| 10. | The purpose of the float-bowl vent is to equalize the effects of a clogged air cleaner .
浮子室通气孔的效用是补偿空气滤清器阻塞的影响。 |
