envelope test

基本解釋

This paper analyses the difficulty in potentiometers' Contact Resistance Variation(CRV) test, and introduces an effective test method-Qarsi-Envelope Test Method(QETM).
本文分析了電位器接觸電阻變化率（CRV）測(cè)量的難點(diǎn)，提出了一種行之有效的方法——準(zhǔn)包絡(luò)測(cè)量法。
Introduce Hi-pot test into ultra-thin laminate test envelope to research the influence of test condition, design a set of Hi-pot test instrument available for ultra-thin laminate.
在超薄覆銅板的測(cè)試項(xiàng)目中引入耐電壓測(cè)試，設(shè)計(jì)了一套符合覆銅板特點(diǎn)的耐電壓測(cè)試裝置，借由這套裝置開展了對(duì)耐電壓測(cè)試條件和影響因素的研究。
The international technology actuality of flight test in height-speed envelope and the essentiality of the technology are introduced in this paper.
本文介紹了“回避區(qū)”飛行試驗(yàn)技術(shù)現(xiàn)狀和回避區(qū)飛行試驗(yàn)技術(shù)的重要性，提出了進(jìn)行回避區(qū)飛行試驗(yàn)的程序和內(nèi)容。

So far, the company has built a one-eighth-size prototype to test its design, which consists of a carbon-fibre keel, an envelope made from modern composite materials, half-a-dozen engines, a passenger compartment, and a specially lightened crane.
ECONOMIST: Pushing the envelope