孔

The ordered mesoporous material MCM-41 was synthesized by a hydrothermal method using fumed silica,sodium hydroxide/tetraethyl ammonium hydroxide/hydrogen chlorideand cetyl trimethl ammonium bromide.

用X射线衍射、氮气吸附-脱附等手段对比分析了合成的3种MCM-41介孔材料的物相、比表面积、孔径、孔体积等，发现酸性介质中合成的介孔材料的孔径最大。

Visualization of foramen rotundum,ovale,spinosum, hypoglossal canal and nerve in registration of CT and MRI

CT/MRI配准对圆孔，卵圆孔，棘孔，舌下神经管及舌下神经的显示

Planting bar used syringes from the bottom of the hole to put adequate amounts of external uniform adhesive filling injection hole, pay attention not to air hole inclose.

使用植筋注射器从孔底向外均匀地把适量胶粘剂填注孔内，注意不要将空气封入孔内。

Recently it hasbeen proved that the volume of bone ingrowth at initial stage is primarily dependenton interconnectivity.

孔连通性和孔壁内的微孔结构对材料的骨传导性和骨诱导性具有很大影响。

The Effects of the exhaust holes and their area, amount and shape on the interstage pressure and thermal environment are discussed.

讨论了级间段开孔与否以及开孔面积、开孔数量和形状对级间段压力、热环境和气动特性的影响。

The results show that the sandstone reservoirs with high porosity and permeability are mainly composed of coarse-grained lithic quartz sandstone and quartz sandstone with relatively well-preserved primary intergranular pores, relatively large median radius and average pore throat radius, and relatively low displacement pressure.

结果表明：组成高孔、渗储层的砂岩类型主要是粗粒的岩屑石英砂岩和石英砂岩，其较多地保存了原生粒间孔，具有较高的中值半径和平均喉道半径以及较低的排驱压力；高能环境下有利的沉积微相和成岩早期包壳状胶结物对原生粒间孔隙的保护作用是形成高孔、渗储层的基础条件。

As for different requiremint for the lustration rate, we can provide you round-hole 20-30%,strip-hole 40-50% perforated panel.

针对各种洁净室洁净度的不同需求，可提供圆孔20%—33%、条孔40%—50%开孔率的高架铝合金通风地板。

Methods Twenty-four wells in four 6-well culture plates in which HUVECs were growing were medially divided into 2 groups with 12 holes in each group: TFPI group and empty plasmid group.

方法将长有HUVEC的4个6孔培养板中24孔平均分为2组，即TFPI转染组和空载体转染组，每组12孔。

Aluminosilicate mesoporous molecular sieves are synthesized with natural ore and microcline as main raw materials,and the precursors of 13X zeolite as crystal source,by integrating the synthetic procedures of mesoporous MCM-41 and microporous 13X zeolite.

以天然矿物微斜长石为主要原料，13X沸石前驱体为晶核剂，结合介孔分子筛MCM-41与13X沸石合成工艺，合成了孔壁中含有13X沸石基本结构单元的铝硅酸盐介孔分子筛。

Aluminosilicate mesoporous sieve s with 13X zeolite units in the pore wall were synthesized with a natural ore,microcline,as the main raw material,and the precursors of 13X zeolite as the crystal source,by integrating the procedures for MCM-41 and 13X zeolite synthesis.

以天然矿物微斜长石为主要原料，以13X沸石前驱体为晶核剂，结合介孔分子筛 MCM-41与13X沸石合成工艺，合成了孔壁中含有13X沸石基本结构单元的铝硅酸盐介孔分子筛。

As she looked at Warrington's manly face, and dark, melancholy eyes, she had settled in her mind that he must have been the victim of an unhappy attachment.

每逢看到沃林顿那刚毅的脸，那乌黑、忧郁的眼睛，她便会相信，他一定作过不幸的爱情的受害者。

Maybe they'll disappear into a pothole.

也许他们将在壶穴里消失