By analyzing, the fault transient component of third harmonic voltage at neutral is approximately equal to that at terminal. Choosing their sum and difference as the action and restrai nt signal respectively, the protection detects the ground fault by comparing the spectrum energy of action and restraint signals.

該保護(hù)方案根據(jù)單相接地故障后機(jī)端和中性點 3次諧波電壓的故障暫態(tài)分量近似相同的特點狠起插，把兩個故障分量的相量和與相量差分別作為保護(hù)動作信號及制動信號国产福利无码在线，通過比較數(shù)據(jù)窗內(nèi)相應(yīng)信號的譜能量檢測定子單相接地故障国产狼友。

Through fluorescence spectrum and photocurrent action spectrum measurements,we found that fluorescence signal of CdS weakened after TiO_2 film was deposited CdSby electrodeposition, and accordingly improved photoelectric capability of TiO_2 filmand achieved sensitization action.

通過熒光光譜和光電流作用譜結(jié)果表明在TiO_2薄膜電極上采用電化學(xué)沉積法沉積CdS之后黄色视频人人干人，CdS的熒光信號減弱全国最大的黄色网站，從而提高了TiO_2薄膜電極的光電性能国产免费永久黄色精品，起到了敏化的作用。

Part Ⅱ: Determination of action spectrum, of patch and photopatch tests in patients with chronic actinic dermatitis The objective of this part is to confirm the roles of the action spectrum of CAD and the related photoallergens and contact allergens in the pathogenesis of CAD.

第二部分：慢性光化性皮炎作用光譜測定日日夜夜,黄色视频、光斑貼一级毛片免费黄色视频、斑貼試驗確定CAD作用光譜和接觸性變應(yīng)原在CAD發(fā)病中的地位。

The engineer designing a control system must be sure that the action taken affects the variable to be controlled, that is, that the action taken affects the measured value.

工程師在設(shè)計控制系統(tǒng)時狼友视频-首页，必須確迸访阑粕局罚控制行為是可控的，即国产淑女色视频，控制行為所影響的變量是可測量的激情.com。

Based on the study of the patent,the configuration and the action principle of a new variable displacement of double-action vane pump is discussed,which consists of floating block s.

介紹一種在專利技術(shù)基礎(chǔ)上，含有浮動塊的新型平衡式變量葉片泵的結(jié)構(gòu)和工作原理，該泵應(yīng)用在汽車轉(zhuǎn)向助力泵等工況青草视频免费看，是一種較有應(yīng)用前景的新型葉片泵力色阁国产。

This paper discusses the configuration and the action principle of a new variable displacement of double-action vane pump, which consists of a floating block .

本文介紹了一種基含有浮動塊的新型平衡式變量葉片泵的結(jié)構(gòu)和工作原理，通過計算進(jìn)行了流量輸出對比日本玖玖玖在线视频，證明該泵應(yīng)用在汽車轉(zhuǎn)向助力泵等工況日本性爱不卡，是一種較有應(yīng)用前景的新型葉片泵。

Constant Flow Valve and the constant flow regulating valve are different: there is only one fixed flow valve valve from the valve directly feel before and after the differential pressure valve, the implementation of change in valve resistance action can be "direct action type variable resistance valve "It should not regulate the flow line, so the use of Constant Flow Valve can not be implemented to change the total flow of energy to run, and this set the flow valve as there are no imports of expensive, in the past, domestic heating systems seldom used, and only at some central air conditioning system to see.

定流量閥和恒流量調(diào)節(jié)閥不同的是：定流量閥只有一個閥瓣国产女主播喷水高潮视频，由這個閥瓣直接感受閥門的前后差壓亚洲国产成AV人天堂无码，執(zhí)行改變閥門阻力的動作，可成為"直動式變阻力閥"人人操人人污，它不能在線調(diào)節(jié)流量爱爱大学网址入口，因此使用定流量閥無法實施改變總流量的節(jié)能運(yùn)行，而且這種定流量閥國內(nèi)沒有人人干干免费黄色视频9，進(jìn)口的價格昂貴一级a做一级a做片性视，以往國內(nèi)的供暖系統(tǒng)很少采用，只有在一些中央空調(diào)系統(tǒng)中見到免费人妻系列无码专区。

In order to calculate the crack expansion life in the action of variable amplitude load for the metal bar with V-shaped notch, the formula of bar fracture frequency was obtained theoretically by setting a size of bar fracture region applied in the engineering. Based on it, the mathematic expression of crack expansion life of bar V-shapednotch tip in the action of variable amplitude load was built.

針對金屬棒料在變幅載荷作用下需要較精確地獲取其V形槽尖端裂紋擴(kuò)展壽命的問題日本va欧美在线看免费，通過給定一個工程上能接受的瞬斷區(qū)尺寸，獲得了棒料斷裂頻率的計算公式十次啦国产精品91，在此基礎(chǔ)上先锋每日资源网站，建立了變幅載荷作用下棒料V形槽尖端裂紋擴(kuò)展壽命的數(shù)學(xué)表達(dá)式。

Constant Flow Valve and the constant flow regulating valve are different:there is only one fixed flow valve valve from the valve directly feel before and after the differential pressure valve,the implementation of change in valve resistance action can be"direct action type variable resistance valve",閘閥;It should not regulate the flow line,so the use of Constant Flow Valve can not be implemented to change the total flow of energy to run,and this set the flow valve as there are no imports of expensive,in the past,domestic heating systems seldom used,and only at some central air conditioning system to see.

訂流量閥和恒流量調(diào)節(jié)閥不同的是：定流量閥只需一個閥瓣www.一级av在线免费观看，由這個閥瓣直接感受閥門的后后佳壓黄色在线观看1区，執(zhí)行轉(zhuǎn)變閥門阻力的動做，否成為"直動式變阻力閥"亚洲一级片综合视频，facebook外白板久久费视频黄片视频，它沒有能在線調(diào)節(jié)流量，研建課激情欧美性色日韩，因己運(yùn)用定淌量閥無法實施改變合流量的節(jié)能運(yùn)行国产一级女高潮拍拍，而且這種定流量閥海外不，入口的價錢昂貴天天爱天天做久久狠狠，以來國內(nèi)的供暖體系很少采用在线免费看黄有限公司，只需在一些中央空調(diào)系統(tǒng)內(nèi)見到。

Even is the usual size for "action-taking groups" according to research cited by Mancur Olson in The Logic of Collective Action .

EVEN是通常的大小"行動黄片观看在线播放黄色视频，采取團(tuán)體"根據(jù)研究指出在曼庫爾奧爾森的集體行動的邏輯人人摸人人操91。