英语释义

1. the observed or predicted time of the transit of a celestial body across the meridian

2. the time required for a particle (as an electron) to traverse the distance between two specified points (as from cathode to plate in a vacuum tube)

片语

transit-time mode渡越时间模式

sonic transit-time声波时差测井

transit-time difference渡越时间差

transit delay time渡时滞后

transit-time oscillator过渡时振蕩

transit-time oscillation渡越时间振蕩

transit-time delay通行时间延迟

transit-time heating渡越时间加热

Transit-Time Device渡越时间器件

英汉例句

• transit time is the primary factor which limits the ability of a transistor to operate at high frequency.

  渡越时间是限制晶体管高频工作能力的主要因素。

• depending on the method of transport, if we were to use today's technique of gravitational slingshots around other planets, the quickest transit time would be 19, 000 years!

  视我们采取哪一种运载方式而定，如果我们采用现有的借其他行星的引力来助推的技术，那么最快也需要19000年时间才能到达比邻星。

• they increase intestinal and fecal bulk, which lowers intestinal transit time and helps prevent constipation.

  它们增加肠和盲肠的填充量，降低肠转送时间，防止便秘。

• breath hydrogen test after a bean meal demonstrates delayed oro-cecal transit time in children with chronic constipation.

  儿童便秘患者豆类饮食后呼氢试验显示口盲传输时间的延长。

• experimentally, a light pulse propagating through the atomic vapor cell has its peak reaching the exit side before entering it, resulting in a negative transit time , and negative group velocity.

  研究发现，当光脉沖通过一个原子气室时，在进入前其峰即到达出口处，造成负渡越时间和负群速。

• the network transit time when sending the request from the browser to the web server

  将请求从浏览器发送到web服务器时使用的网络传输时间。

• three perfusion ct parameters of hepatic perfusion index (hpi), mean transit time (mtt) and permeability-surface area product (ps) were compared among controls, patients and subgroups.

  通过包括肝灌注指数，造影剂平均通过时间和渗透表面积乘积等三个灌注ct的参数在对照组，研究组及其亚组进行了比较。

• with the ct perfusion 2-body tumor software, the parameters of ct perfusion including blood volume (bv), blood flow (bf), mean transit time (mtt) and permeability surface (ps) were analyzed.

  使用随机ct灌注2体部软件包分析和测定肺病灶的血容积（bv）、血流量（bf）、平均通过时间（mtt）和表面通透性（ps）的数值。

• 「they have got the total transit time down below 24 hours, 」 he says. 「we never managed better than 27 or 28 hours.」

  「他们把全部通行时间压缩在24小时内，」他说，「当时我们总要花费至少27到28小时以上。」

• by adding bulk, it speeds up the transit time of food through our system, and that, in and of itself, can protect us from many illnesses.

  而且，就它本身而言，膳食纤维也可以让我们远离许许多多的疾病。

• the base and emitter transit time increase and the cutoff frequency decreases at low temperature due to the trapping effect of shallow energy level impurities.

  而由于浅能级杂质的陷阱效应，低温下基区和发射区渡越时间变长，截止频率下降。

• the network transit time when sending the response from the web server to the browser

  将响应从web服务器发送到浏览器时使用的网络传输时间。

• objective to establish a method to determine food oral colon transit time (octt).

  目的建立测定食物口结肠转运时间（octt）的方法。

• it is theoretically considered that reservoir gas-bearing makes interval transit time porosity and density porosity increase and neutron porosity decrease.

  理论上认为，储层含气使声波时差孔隙度和密度孔隙度增大，使中子孔隙度减少。

• small bowel transit time (sbtt) was detected in 45 patients with non-ulcer dyspepsia (nud) and 32 normal volunteers using breath hydrogen test (bht).

  作者应用氢气呼吸试验法（bht）测定非溃疡性消化不良（nud）患者45例的小肠传递时间（sbtt），并与健康志愿者32名对比。

• in this paper, the principle of transit time correlation method and the constitution of measurement system are presented.

  介绍了渡越时间相关测量方法的基本原理与测试系统组成。

• four parameters were calculated by perfusion ct, such as cerebral blood flow (cbf), cerebral blood volume (cbv) , mean transit time (mtt) , time to peak (ttp).

  灌注ct可计算出脑血流量（cbf）、脑血容量（cbv）、平均通过时间（mtt）、峰值时间（ttp）等四种参数图。

• the perfusion parameters included hepatic blood flow (hbf), hepatic blood volume (hbv), mean transit time (mtt), permeability surface (ps) and hepatic perfusion index (hpi).

  测量每一例患者的肝血流量（hbf）、肝血容量（hbv）、平均通过时间（mtt）、毛细血管通透性（ps）和肝动脉灌注指数（hpi）。

• for example, a vacancy rate of 1.5 percent could accommodate a market in which 6 percent of households relocate every year, and the transit time is three months.

  比如，如果1.5%的空置房足以安置每年6%的搬迁户，而他们的搬迁过渡时间是3个月。

• on a certain approximation, the generation and the oscillation of microwave in the cavity based on transit time effect for one shot microwave source are analyzed.

  分析了一次性微波源—基于渡越时间效应的径向速调管振蕩器的微波产生和起振条件。

• a new ultrasonic transit time measure method is realized based on small tube flow-measurement, with the cpld.

  基于小管径流量检测，采用高性能cpld，实现了一种新的测量超声波渡越时间的方法。