This paper studies on wastewater advanced treatment with hollow filament membrane bioreactor with external pressure.
采用外压型中空丝膜生物反应器进行污水深度处理,研究表明,该工艺具有节能、占地面积少和运行成本低的特点。
Application of Compressed hollow screws in treatment of femoral neck fiacture;
中空加压螺丝钉内固定治疗股骨颈骨折
The High Speed Spinning Hollow Fiber Technological Design and the Structure Performance Studies;
高速纺中空长丝的工艺设计和结构性能研究
Air conditioning and ventilation system design for viscose filament workshop
粘胶长丝纺丝车间空调通风系统的设计
Study on Structure and Properties of Diacetate Filaments and Its Spun-like Processing by Air Texturing;
二醋酯长丝结构性能和空气变形短纤化研究
Discussion on Improvement of Air-Conditioning Ventilation System in Viscose Filament Workshop
改进粘胶长丝车间空调通风系统设计探讨
Usually the number of holes in the spinneret determines the number of filament in the yarn.
一般喷丝头细孔的数量决定了纱中长丝的根数。
The air is warm and the birds are singing.
空气中带着一丝暖意，鸟儿也在歌唱着。
INVESTIGATIONS ON MICROPOROUS STRUCTURE OF HOLLOW HARD ELASTICITY IPP(HHEIPP) MONOFILAMENTS
中空硬弹聚丙烯单丝微孔结构的研究
Study on Melt-spinning Polyurethane Based Hollow Fiber Membrane;
熔体纺丝法聚氨酯系中空纤维膜研究
A Natural Beauty with Ripples on the Lake --On the History of Meibei Lake;
丝管啁啾空翠来——历史变迁中的渼陂湖
Effect of extrusion speed on formation of nascent PAN hollow fiber
喷丝速度对PAN中空纤维成形的影响
When using a tripod, do not try to force a long screw into the socket. (The screw length should be less than 5.7 mm (14").)
用三角架时,请不要企图将长螺丝旋进插口中去（螺丝长度应
An acrobat who performs in the air, as on a trapeze or tightrope.
高空杂技演员在空中，如在高空秋千或钢丝上表演的杂技演员
FUSE #10 (IN FUSE BLOCK)
熔丝＃１０（熔丝块中）
testing method for rayon filament yarn
长丝纱人造丝试验法
runs in stockings
长统丝袜用防抽丝物质
The energy saving principles and necessity of application of frequency converter to direct spinning polyester filament air-conditioned equipments were introduced.
介绍直纺长丝空调设备上应用变频器的节能原理和必要性。
Air contains oxygen, and the hot tungsten could burn in it.
空气中有氧气，在氧气里热钨丝会燃烧起来。
Even with the air pumped out the bulb, the tungsten filament slowly vaporizes.
即使灯泡中的空气被抽出，钨丝也会慢慢地蒸发。