A new conception of power per unit impedance is defined and the basic equation to express the variation of load voltage magnitude with the variation of its dynamic equivalent impedance and that of power per unit impedance is derived.

定義了單位阻抗功率的新概念国产精品国产自线拍免费下载，推導(dǎo)了電壓幅值隨其等值阻抗和單位阻抗功率變化而變化的基本方程式免费人妻系列无码专区。

Every designable circuit parameter and statistical variation are swept one by one with circuit simulator in order to determine the ranges of these parameters variation in which the circuit has based performances.

本方法首先對(duì)電路的關(guān)鍵參數(shù)進(jìn)行掃描黄色在线观看a偏，確定滿足電路基本性能時(shí)的參數(shù)變化范圍久久爱精品官网。

The impact of both system frequency variation and dielectric loss angle variation on measured true value is analyzed.

探討了系統(tǒng)頻率變化和介損角變化對(duì)測(cè)量真實(shí)值的影響99精彩视频这里有。

The 1-4 order variation law of frequency, energy and distance of MS events before destabilizing can display the change rule of MS events. According to the variation law of the difference of frequency, energy and distance of micro seismic events before destabilizing, the fracture of rock mass can be precisely predicted. This is of great importance for safety of colliery.

微地震事件的距離欧美十八性XX性高潮喷、能量、頻數(shù)的一到四階差分均能夠顯示微地震事件的變化規(guī)律人人人人人人操人，根據(jù)未失穩(wěn)巖體微震事件距離欧美精品一区二区黄色视频、頻數(shù)、能量差分變化規(guī)律黄色视频在线观看历史aaa，能夠準(zhǔn)確地利用微震監(jiān)測(cè)技術(shù)預(yù)報(bào)巖體破裂可以直接看的毛片网址，這對(duì)于采用微地震監(jiān)測(cè)技術(shù)解決礦山井下巖體破壞失穩(wěn)預(yù)報(bào)具有重要指導(dǎo)意義。

Its variation characteristics before earthquakes are found,meanwhile the factors which will affect the variation of earth tide are analyzed,which can be taken as references for removing interferes and improving accuracy of earthquake prediction.

月球和太陽(yáng)對(duì)地球的引力不但可以引起地球表面流體的潮汐欧美精品性欧美，還能引起地球固體部分的周期性形變欧美性爱疯狂xxxxx18。到目前為止，在引起固體地球形變的種種因素例如冰雪和海水的負(fù)荷国产黄一级视频网站、大陸漂移男人天堂网在线视频、巖石層的構(gòu)造運(yùn)動(dòng)

The analysis of morphological variation is the one of basic methods that identify ecotype differentiation and genetic variation study.

形態(tài)差異分析是確定生態(tài)型分化和研究遺傳變異的基本手段之一。

The distribution and the variation of the pre-stressed effective quantities in the cross section of the beam are comprehensively analyzed by the FEA along with the variation of the span numbers, span length and linear rigidity ratio of beam to column, wherefore the effect factors and the specific conclusions of lateral restraints on the pre-stressed formation in the concrete beam are drawn.

本文以豎向支承構(gòu)件有一定側(cè)向剛度的預(yù)應(yīng)力混凝土框架結(jié)構(gòu)為研究對(duì)象国产丰满的富婆aa毛片，分析了框架梁受到柱的側(cè)向約束時(shí)的受力機(jī)理久久精品国产99国产，并運(yùn)用有限元數(shù)值模擬計(jì)算方法全面分析了隨著梁柱線剛度比、跨度美女不带套日出白浆免费视频、跨數(shù)等諸多因素的變化三级爽片免费观看黄片，框架梁中預(yù)應(yīng)力有效量的分布和變化情況，得到了側(cè)向約束對(duì)框架梁建立預(yù)壓應(yīng)力的影響因素和具體結(jié)論www.99riav45。

In this problem, the main difficulty is that the variation of border electric potential is not sensitive to the variation of conductivity in the field. So far, there is not an effective method to solve the problem.

在低頻電流場(chǎng)逆問題的計(jì)算中性爱黄色视频欧美，最大的問題在于邊界電位值的變化對(duì)場(chǎng)域內(nèi)部電導(dǎo)率的變化不敏感，到目前為此538在线国产，對(duì)此問題還沒有一個(gè)公認(rèn)的有效的解決辦法欧美日韩一区二区妖精视频。

To understand the hyperbolic motion of the probe and give necessary orbit information not only the discrete positions to both ground-base or satellite autonomy device, we studied the variation of hyperbolic orbit and gave the variation equations like that of elliptic orbit.

這段軌道相比其它段雖然很短，但卻是實(shí)現(xiàn)最終探測(cè)目標(biāo)的關(guān)鍵弧段本一黄色视频。為了更好地了解探測(cè)器的在這一關(guān)鍵弧段的運(yùn)行狀態(tài)又黄又刺激的网站，給地面測(cè)控系統(tǒng)或是星上自主設(shè)備提供必要的軌道信息，而不僅僅是探測(cè)器在一些孤立點(diǎn)上的位置和速度，有必要對(duì)雙曲線軌道及其變化特征進(jìn)行研究欧美性爱黄色一级片视频，給出類似于橢圓軌道及其變化的一些基本規(guī)律迷奷漂亮的女教师AV在线播放。

objective:to guide elder chronic heart failure patients for proper medication monitoring and improve self-nursing ability by monitoring the variation of avoirdupois,urine specific gravity,24-hour emiction amount and heart function variation after diuresis therapy and making relevant analysis.

目的：探討監(jiān)測(cè)患者的體重、尿比重查查黄色视频毛片、24小時(shí)尿量和利尿治療后心功能變化的相關(guān)性AAAAA三级片在线播放。