背部

STEP 3: Start shifting your weight on your back foot to remove the pressure from your front foot.

第3步：开始转向你的体重对你的背部，消除脚的压力，从您的前足。

Too little pedal resistance can cause increased pressure on your back and the base of the pelvic region.

太少踏板阻力可能会出现压力，你的背部和基地的骨盆区域。

Your back is supported by the seat and your legs are out in front of you.

你的背部是支持的席位，你的腿是跑在前面的你。

How to take the back-up: Taking a back up is simple process.

如何采取备份：以背部非常简单的过程。

Now that we have the kite in the exaggerated backflip, just give a pop in one of the lines this will start a rotation in the kite backs

现在我们形成了一个过头的Backflip，直接在一条线上给出顿拉使风筝开始背部向下的平转。

Does the chair backrest recline and support your back in different positions?

请问主持靠背放倒和支持你的背部不同的位置？

The seatback should provide sufficient lumbar support, and your lower back should lean against the backrest.

椅背应该提供足够多的腰部支持，而且你的背部也应该贴靠在椅背上

You slide down in your backside, and probably a little bit easier.""

你用你的背部滑下去，可能会比较容易一点。""

Objective To explore the stimulative effect of automatic backslap on myoelectric activity of bedridden patients and to evaluate the effect to find out the best plan of automatic backslap.

目的 探讨自动拍背对卧床者背部肌电活性的促进作用，并评估效果，探讨该法的最佳方案。

Automatic backslap is the best way to prevent bedsore and muscle atrophy because it can improve the activity of back＇s EMG and blood circulation.

自动拍背可促进背部肌肉之电性活动，改善血液循环，自动拍背时间以6min为最佳。

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。