spina bifida occulta of chest

1、

objective. we investigated the prevalence of sacral spina bifida occulta in 2 population groups: born 1940 to 1950 and 1980 to 1990.

目的：作者调查了出生于1940至1950和1980至1990年间的两组人群的骶骨隐形脊柱裂的发病率。

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2、

the spina bifida occulta can be considered a kind of anatomic variation rather than a disease.

单纯性腰骶椎隐裂应视为脊柱的一种解剖发育变异。

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3、

a 55-year-old woman, with a history of spina bifida occulta (with miction problems), presented at the outpatient neurology department.

55岁女性，有隐形脊柱裂病史（伴排尿困难），就诊于门诊部。

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4、

oil hopper with filter screen

带滤网油漏斗

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5、

pump filter screen inserted here

泵的滤板在此插入

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6、

whether there is too much dust at the filter screen and condenser;

过滤网及冷凝器灰尘是否过多；

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7、

using a filter screen to filter the impurities of the phenolic resin glue;

将酚醛树脂胶用筛网过滤掉杂质；

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8、

discussion of application of antifriction filter screen in batch asphalt mixing plant

沥青混凝土搅拌机使用耐磨筛网探讨

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9、

the machine head, the clamping groove, the filter screen, the blades and the heating pipe are all arranged in the cup body;

机盖固定在杯体的上端，机头、卡槽、过滤网、刀片及发热管均设于杯体内；

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10、

magnetic material is embedded on a frame of the disposable filter screen;

一次性滤网边框镶有磁性材料；

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11、

fault analysis on secondary filter screen of condenser and its renovation

凝结器二次滤网运行故障及改造

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12、

taking out the tin cream bottle, the filter paper and the filter screen and pouring out the cleaning agent in the antistatic box;

取出锡膏瓶、过滤纸及过滤网，并将静电箱内的清洗剂倒出；

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13、

disclosed is a fan filter screen unit which comprises a machine shell, a shell and an induction airflow dispersion plate;

一种风扇滤网单元，其包括机壳、风扇以及诱导式气流扩散板。

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14、

a plate-shaped stainless steel filter screen is fixed between the valve body and the valve cover through stainless steel screws;

将一平板形不锈钢滤网用不锈钢螺钉固定在阀体和阀盖之间。

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15、

dust in external air or mote generated during the assembly of the shell and the shell cover is stopped by the filter screen;

不论是外界空气中的尘埃还是在壳体与壳盖装配过程中所产生的微屑都得以由过滤网阻挡；

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16、

the lower blow-off pipe sucks away the sewage attached to the surface of the filter screen;

下排污管吸走滤网面上附着的污物；

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17、

the filter screen bags have the same number as the wind in lets, and each filter screen bag comprises a bag body and a frame body;

复数个滤网袋的数量与入风口相同，其包括一袋体及一框体；

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18、

the filter screen has been widely adopted in the process of fluid conveying of petrochemical processing industry.

石油化工等行业，在流体输送过程中，滤网被普遍采用。

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19、

and the material for manufacturing the filter screen can be saved.

可节约用于制作过滤网的材料。

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20、

to use special taper mud filter screen can reduce greatly wash degree to the inner wall of drill stem.

使用专门研制的锥形泥浆滤网，可大大降低泥浆对钻具内壁的冲刷程度。

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