The development and research of SJH Series co-rotating parallel twin-screw extruder are introduced.

SJSZ series conic twin-screw extruder is professional equipment for extruding kinds of PVC powder.

SJSZ系列锥形双螺杆挤出机,是一种适合于各类PVC粉料挤出的专用设备.

The accurate controlling of a single screw extruder was studied.

研究了单螺杆挤出机生产率的精确控制问题.

A perennial plant, such as the English daisy , cultivated as a biennial.

所有一年生及二年生植物都是结果一次而后死去.

Through an analysis of the causes for vibration, main measures are given vibration damping and suppression.

通过对振动原因的分析, 介绍了防振和抑振的主要措施.

Metal-Rubber ( MR ) is a new damping material, and its characteristics are affected by many parameters.

金属橡胶材料是一种新型阻尼材料, 且影响其特性的参数有很多.

Methods: The circular spring buffer is adopted with throttling bar as damping device.

方法采用环型弹簧与节制杆式阻尼器相结合的缓冲器原理.

With damping device and low-operating noise.

带有减振装置,运行噪音低.

The damping force of radiation is a jumpulse of the rate of change of force.

“辐射阻尼力”是一种力变率的猝量.

The damping force of radiation is a jumpulse of the time rate of change of force.

摘要“辐射阻尼力”是一种力变率的猝量.

The infuence of coupling effect was taken into account and aerodynamic damping force was calculated.

考虑了风与结构耦合作用的影响,计算了结构的气动阻尼力.

Influences of loads and air pressure in accumulator on oil air damping system rigidity are analyzed.

分析了负载和蓄能器充气压力的变化对油气减振系统刚度的影响.

When someone says an amplifier's damping factor is 87, that's not enough.

如果有人说某一放大器的阻尼因子是87, 那是不够的.

Conjugate poles can be described in natural frequency and damping factor.

共轭复极点可以用自然频率和阻尼系数表示.

Each one of the MTMD possesses the same stiffness and damping coefficient but unequal mass.

MTMD具有相同的刚度和阻尼系数但不同的质量.

Don't always look on the dark side of things. Look on the bright side!

不要老是看事情的黑暗面,凡事看光明面吧!

Don't always look on the dark side of things, which will weaken our confidence.

不要总着眼于事情的黑暗面, 那会削弱我们的信心.

You always look on the dark side.

你总是看黑暗面.

No one was more sensitive to the weaknesses of Darwinian theory than Darwin himself.

而关于达尔文式的进化论,关于这种理论所具有的种种弱点,最敏感的人其实是达尔文自己.

And we both know that at your age, dating's a little more than just holding hands.

咱们都清楚,你这个年纪.交往不会只是牵牵手.

In the day room, the nurse introduced me to Hannah.

在客厅中, 护士向汉娜介绍了我.