水准面

This paper extends Salop's (1974) and Purvis's (1979) flexible exchange rates system small open economy model to the perfect sterilization operation dual exchange rates system. We assume the policy authorities choose the full employment output and desired financial exchange rates level as policy targets and use fiscal policy and monetary policy as policy instruments.

本文将Salop(1974)及Purvis(1979)同时兼顾总合需求面及总合供给面浮动汇制的小型开放经济模型，予以延伸至完全冲销措施(perfect sterilization operations)的双元汇制(two-tier exchange rates)，并假定政策当局选择以充分就业的产出及融汇达到想水准做为政策目标，并以财政政策及货币政策做为政策工具，为达此双重政策目标，则适当的政策搭配为何的课题。

The word horizontal is applied only to the plane which is tangent to the ground-level equipotential surface.

地平面这个词则只表示与地面水准等位面相切的平面。

With international standards of modern noodle equipment and high-quality technical personnel.

拥有国际水准的现代化制面设备和高素质的技术人才队伍。

Canonical Analysis and Multiple Analysis of Variance are used to test the hypothesis of this research. The major findings of this study are summarized as following:(1) Overall, the global model fit is acceptable.

本研究的主要发现为：（1）整体而言，本研究整体理论模式配置符合可接受的适合度检定水准，表示本研究的理论模型可获得支持，故这四个构面间确实存在着影响关系。

In this paper,in combination with practice of penstock anchorage extra-large height difference settlement measurement for a pump-storage hydropower station,the measurement systematic error(including the invar leveling staff temperatare correction,scaled plane bend correction and circld bulb inclination correction)is analyzed.

结合某抽水蓄能电站镇墩特大高差沉降观测的实际工作，分析了铟钢水准尺温度改正、分划面弯曲改正及水准尺圆水准气泡倾斜改正等系统误差的规律，得出了一些有益的结论。

Cynanchum Lingtai apricot production in the average weight 65 grams, the brightly-colored fruit, juicy rich, sweet-sour taste, sweet from the nucleolus, when the late Qing Dynasty famous Shaanxi, Gansu provinces, the Qing imperial court Tongzhi tribute for years.

灵台生产的牛心杏平均单果重65克，果实色泽鲜艳，汁多味浓，甜酸适口，离核仁甜，清末时就驰名陕、甘两省，清同治年间曾为朝廷贡品。

Chenopodium album,Solanum nigrum, and Amaranthus retroflexus were very susceptible to the herbicides. Polygonum persicaria and Abutilon theophrasti were relatively less susceptible to the herbicides, and Lycopersicon esculentum was not susceptible to it. The relationship between reduction rates of weed biomass and PPM values of weed leaves 2,4, and 6 days after treatment was established.

供试的6种杂草对该混剂的敏感性存在显著差异：红心藜Chenopodium album、龙葵Solanum nigrum和反枝苋Amaranthus retroflexus对该混剂最敏感，ED90值分别为47.65、71.67和29.17g/hm2；春蓼Polygonum persicaria和苘麻Abutilon theophrasti敏感，ED90值分别为96.91、114.20g/hm2；而番茄不敏感。