孔孔径的英文

bore

• 孔:    hole; opening; ape ...
• 孔径:    aperture; diameter ...
• 筛孔孔径:    sieve size

例句与用法

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1. 2 four hole diameter of valve : connect to side of instrument positive - negative pressure container 4 - 12
   2阀体四孔孔径:接仪表正负压容室侧: 4 - 12
2. Flat steel hook uses en362 standard , the tensile strength is 22kn , the opening is 19mm and the round hole s diameter is 22mm
   扁钢钩扁钢钩，采用en362标准。抗拉强度22kn ，开口19mm ,圆孔孔径22mm表面镀锌。
3. Complete the design of application program and study the data processing algorithm on the ground of accurate diameter measure applying to small
   4 .进行了主机应用程序的设计,并以超精密小孔孔径测量为背景进行了主机上数据后处理算法的研究。
4. For a given aperture size and vibration acceleration , the relations between material flow , flow time and vibration frequency were studied by experiments
   通过试验确定了在网孔孔径和振动加速度一定的情况下，物料流量与流动时间以及振动频率的关系。
5. The jet noise theory is used to analyze noise produced during the opening period of the suction or discharge valves in a similar way , theoretical calculations are made
   根据噪声产生原理，指出降低噪声的根本途径是降低气流通过气阀前后的压力损失，并给出降低气流噪声的主要途径是：提出减小阀片刚性、厚度以及扩大排气孔孔径等。