查询词典 wader

And individuals, species diversity index and evenness, and proportion of wader birds decreased from bay

特征进行了研究，共观察到54种水鸟，隶属4目7科24属。其中湾口的水鸟物种数、个体数量、多样性指数、均匀

The line should be anchored firmly, and the wader crosses with his upstreamarm over the rope.

绳子必须做好强固的固定点，渡溪者将上游方向的那只手跨过绳子，让绳子在腋下通过。

Nurse h,no wader the dacter who operated for you was searching his watch evevywhere.

护士：怪不得给你做手术的大夫刚才在到处寻找他的手表。

The line should be anchored firmly, and the wader crosses with his upstream arm over the rope.

绳子必须做好强固的固定点，渡溪者将上游方向的那只手跨过绳子，让绳子在腋下通过。

The line should beanchored firmly, and the wader crosses with his upstream arm over the rope.

绳子必须做好强固的固定点，渡溪者将上游方向的那只手跨过绳子，让绳子在腋下通过。

Alternatively the wader could clip himself to the hand line with his chest loop.

另一种方式是渡溪者用胸部绳圈扣进扶手绳当中。

The belayed crossing is made by the first wader tying in and crossing in a diagonal downstream path. He may lean against the rope for support.

有确保的横渡是当先锋渡溪者要横渡溪谷对角线时所用的方法，他可以靠向绳子的方向以增加支撑力量。

A waist loop should never be used because there is a serious danger that the wader's head would be submerged in the case of a fall with a waist tie-in.

不该使用腰部的绳圈，因为当过溪者掉进溪谷里会有头埋入水中的危险。

Wetland bird ; community diversity ; water bird ; wader ; environmental impact

湿地鸟类；群落多样性；水鸟；涉禽；环境影响

The tie-in used by the wader should be only a chest loop (arms passed through a simple loop across back and neck as shown in Figure 20-2) with tie-in point in front.

过溪者的绳圈套入应该只有胸部绳圈而已（手穿过简单的绳圈绕到背颈部，如图20-2所示），连接点在胸前的位置。

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。