取样腔上设有由取样阀控制的取样口。
The sampling chamber is installed with a sampling opening controlled by the sampling valve.
取样腔上设有由取样阀控制的取样口；
The sampling chamber is provided with a sampling opening controlled by the sampling valve.
为了安全起见我们要在取样点设双阀以便于安全的压降，取样口还要加护罩。
For safety we should use dual valves to aid safe pressure reduction, and cap the sample outlets.
但外操工在聚丙烯粉尘取样口取样瞬间工人操作位空气中丙烯最高浓度超过有关标准的职业接触限值11倍。
But the maximum concentration of propylene during the sampling moment at the polypropylene dust sampling window exceeded 11 times relative standards.
将m型取样线置于二尖瓣口左室流入道至心尖获取彩色左室舒张期血流传播图测量fpv。
Color m mode Doppler echocardiography studies were obtained from mitral valve orifice toward the apex: the rate of flow propagation velocity (FPV) from apical 4 chamber views.
将m型取样线置于二尖瓣口左室流入道至心尖获取彩色左室舒张期血流传播图测量fpv。
Color m mode Doppler echocardiography studies were obtained from mitral valve orifice toward the apex: the rate of flow propagation velocity (FPV) from apical 4 chamber views.
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