测高

This technigue can standardize and adjust high precision instruments and equipmants for military, spaceflight and research organization, and provide technical supports for special application of magnetic spece.

该技术可为军事、航天、科研领域的高精度测磁仪器或装置进行标定、调试，也可为特定磁环境应用空间提供有效技术支持。

The comparison test of this new methodwith spray inoculation method was conducted. The results showed the former method could increase the incidence ofdisease and uniformity than the latter one. Used cotyledon-brushing with conidial suspension and fungicide foliarspraying method, the EC 50 values of hexaconazole, myclobutanil, triadimefon, thiophanate-methyl and chlorotha lonil to Sphaerotheca fuliginea treated in different time after inoculation were determined; the results showed that 96 h was better time for disease severity evaluating.

比较了白粉病菌分生孢子悬浮液涂抹法和喷雾法接种黄瓜幼苗子叶的效果，结果表明，涂抹法发病率高，均匀度更好；测定了接菌后不同时间施药，白粉病菌对己唑醇、腈菌唑、三唑酮、甲基硫菌灵和百菌清等 5 种杀菌剂的敏感性，结果表明，接菌后 96h 施药较为敏感，测得的 EC 50 较小。

Experimental results show that the use of higher concentration of the silica coating on the aluminum substract provides better conductivity, which helps heat dissipation from the chip to the heat sink.

实验量测结果显示，铝基板掺杂硅的浓度越高，其导热性能越好，愈有助於晶片到散热座的热传。

METHODS The residual concentrations of sodium formaldehyde sulfoxylate in the solutions were determined by iodimetry, the datas were fitted by linear regressions and then ...

在高精度电热恒温箱中在不断通入空气或医用纯氧的情况下，采用碘量法测定甲醛合次硫酸氢钠在水溶液中不同时刻的浓度，作出降解曲线，将测得的数据进行降解动力学方程的拟合并获得动力学参数，并计算反应速率常数。

ITS2(Intemal Transcribed Spacer 2) region in ribosome DNA has a character of conservative that makes a low aberrance ratio, on the other side, ITS-2 region evolves itself. According to the characters, ITS-2 region sequencing is an effective parameter in taxology and pests-control..

核糖体基因的第二内转录间隔区有较高的保守特性，同时进化速度又较快，因此序列进行测序得出的种内差异，是系统发育学的有力参数，也有助于异色瓢虫分类学和农林虫害的防治。

From solution polymerization, polymers are tokened using MALDI-TOF-MSand IR spectrum. The structure of polymers are confirmed and obtain 2-28 repeatunits of poly(p-aminobenzaldehyde). The tip of polymer molecule still have one-NH_2 and one -CHO. To a certainty condtion, this polymer can polymerization tocreat even more molecular weight.

对溶液聚合得到的聚合物进行了飞行时间质谱和红外光谱表征，确定了聚合物分子的结构，测得了聚对氨基苯甲醛的2-28个重复单元，且聚合物分子末端还保留有一个-NH_2和一个-CHO，在一定条件下可以进一步缩合生成更高分子量的聚合物。

The receiving circuit adopts programmable gain amplifier and filter, enables the instrument to realize the automatic filter and the automatic adjusting enlargement factor according to the echo signal's different amplitude and frequency; Having AC and DC power supply modes, the system can satisfy different situation; Having adopted the big screen TFT LCD,caused the tested wave displaying intuitively;Having designed the toucher ,which enables the system to have a human-computer interaction function, helps user operate facilely.

接收系统采用程控滤波和程控放大，使得用户能根据回波信号的强弱和探头频率的不同而选择不同的滤波电路和放大倍数；交直流供电满足不同的应用场合；采用高分辨率大屏幕TFT液晶显示器，被测波形直观形象；触摸屏输入，操作方便。

MCA can be insonated through optical window. PI measured by transoptical and transtemporal investigation is consistent. However, flow velocity is slower in transoptical than in transtemporal, so the flow velocity of MCA in transoptical test needs to be cautious in clinic application.

眶窗检测MCA方法可行、检出率高，PI结果与颞窗检测一致，因此，颞窗缺如患者可经眶窗检测大脑中动脉血流速度，但要注意两窗所测血流速度的结果有差别，故临床宜慎用经眶窗测定的MCA血流速度结果。

Uncooled microbolometer detector is becoming the first selection for its low cost, high reliability and good performance.

非致冷微测辐射热计探测器以其低价格、高可靠性和高性能成为热像仪的首选。

In non-contact measurement of displacement and vibration amplitude, the method of electric induced eddy-current which employs the L value measurement and frequency-modulated circuit is distinguished in the followings: the instrument based on it has a high sensitivity which is not effected by temperature variation, the initial gap can be indicated directly, unnecessity of re-calibration for different measured materials, etc.

电涡流；位移测量；调频； L值；线圈；线路；测试法；非接触；灵敏度变化；感应电；感应电涡流在非接触位移、振动测量中，采用L值测试法和调频线路具有仪器灵敏度高且灵敏度不随温度变化、原始间隙直接显示、对于不同被测材料不需重新定标等优点。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。