后弯

And a standard hyperhemisphere immersion lens with high refractive index is put behind the object lens to satisfy the receiving of a detector with smaller photosensitive surface.

弯月型负透镜在前，具有平衡像差和棱镜的偏向作用；物镜后放置高折射率标准超半球型浸没透镜，满足小光敏面探测器接收。

If the safety pin bends after a short time, use the keyway of the lock you are picking to bend it back into shape.

如果安全密码弯后短时间内使用键槽的锁你来采摘它放回弯曲形状。

Solution Road after exercise masses in the supine knee bends legs campaign to reduce back pressure.

解决之道是在运动后做做平躺的膝部弯腿运动，以减轻背部压力。

Each fuel nozzle is connected to respective separator that is louver type or elbow type.

每个燃煤喷嘴后连接各自的分离器，分离器为百叶窗式或弯头式。

Spinal orthopedic surgery and osteotomy of the 19 patients were completed on spine models according to preoperative plan, and the pre-bending of the orthopedic fixation rod was accomplished according to the angle of the models after osteotomy or orthopedy .

按术前计划在脊柱模型上完成脊柱矫形或截骨，并按照截骨或矫形后模型角度完成矫形固定棒的预弯。2。在模型指导下根据骨性标志定位，完成椎弓根螺钉钉道的预制，上端达到胸1水平。3。

Landscape utility: It is the very good indoor and pensile plant that observe a part of a historical period, in can enchasing curb of cultivated Yu Lu to seam, or on ornament Yu Shuishi or stub miniascape, all do not have distinguishing feature.

皇帝回到宫中，刚要细心观赏兰花，不料那兰花的茎叶都弯垂下来，四散而开，且露出了那份卷子，皇帝看了卷子后，认为这位考生是个超群出众的高才，又仔细想了想，明白了其中奥妙。

The output characteristics of the averaging pitot tube flowmeter installed downstream a plane elbow was studied numerically.

采用数值模拟方法对处在弯管附件后均速管流量计的输出特性进行了研究。

The result indicates that the hearing capacity of rails have heen improved highly. The effect of normalizing treatment on railhead and rail bottom angle is more excellent than manually operatinn.

结果分析表明：钢轨接头经数控正火后，静弯承载能力明显提高，轨头和轨底角区域正火效果理想，正火质量优于手动正火。

Training when crawling, let the children get on the ground, into a prone position, his head looked up and, with his hands up the body, the parents of the baby's legs, bending gently on his belly, in your baby's face will put some dynamic, interesting toys, such as the roly-poly, singing dolls, electric vehicles, so as to enhance your baby's interest inspired him to crawl引逗at this time, parents can hand in his buttocks lightly stabbed you, or the palm of your hand resist his little feet, children will often put forward, so he had to crawl slowly; If a child is prone position, the only inhibitory effect head, upper limb strength should not put up their own bodies, chest, waist spaces should not inflate the abdomen should not from the bed, parents can be a towel on the baby's chest and abdomen, and then bring a towel, so that the infant chest, abdomen leaving the bed, body weight fell on hands and knees and repeated practice, the question of the lower leg strong muscles that can support the body weight, it has been gradually learn to crawl.

训练爬行时，先让孩子趴下，成俯卧位，把头仰起，用手把身体撑起来，家长把孩子的腿，轻轻弄弯放在他的肚子下，在孩子的面前，放些会动的、有趣的玩具，如不倒翁、会唱歌的娃娃、电动汽车等，以提高孩子的兴趣，启发、引逗他爬行，此时，家长可以用手在他的臀部轻轻捅一下，或用手掌抵住他的小脚掌，孩子常常会向前扑，于是就慢慢地爬行了；如果婴儿俯卧位时，只会把头抑起，上肢的力量不能把自己的身体撑起，胸、腰部位不能抬高，腹部不能离床时，父母可以用条毛巾放在婴儿的胸腹部，然后提起毛巾，使婴儿胸、腹部离开床面，全身重量落在手和膝上，反复练习后，待小腿的肌肉结实，能支撑身体重量时，也就渐渐地学会爬行了。

Training when crawling, let the children get on the ground, into a prone position, his head looked up and, with his hands up the body, the parents of the baby's legs, bending gently in his stomach, in your baby's face will put some dynamic and interesting toys, such as the roly-poly, singing dolls, electric vehicles, so as to improve the baby's interest inspired him to crawl引逗at this time, parents can be hands on his hips gently stab you, or the palm of your hand He withstood a small foot, the children often put forward, so he had to crawl slowly; If a child is prone position, the only head suppression, the strength of the upper limbs of the body can not put up their chest, waist can not be elevation, when the abdomen can not be away from the bed, parents can be a towel on the baby's chest and abdomen, and then bring a towel, so that the infant chest, abdomen leaving the bed, body weight fell on hands and knees and repeated practice, the question of the lower leg strong muscles that can support the body weight, it has been gradually learn to crawl.

训练爬行时，先让孩子趴下，成俯卧位，把头仰起，用手把身体撑起来，家长把宝宝的腿，轻轻弄弯放在他的肚子下，在宝宝的面前，放些会动的、有趣的玩具，如不倒翁、会唱歌的娃娃、电动汽车等，以提高宝宝的兴趣，启发、引逗他爬行，此时，家长可以用手在他的臀部轻轻捅一下，或用手掌抵住他的小脚掌，孩子常常会向前扑，于是就慢慢地爬行了；如果婴儿俯卧位时，只会把头抑起，上肢的力量不能把自己的身体撑起，胸、腰部位不能抬高，腹部不能离床时，父母可以用条毛巾放在婴儿的胸腹部，然后提起毛巾，使婴儿胸、腹部离开床面，全身重量落在手和膝上，反复练习后，待小腿的肌肉结实，能支撑身体重量时，也就渐渐地学会爬行了。

Since historical times,England ,where the early inhabitants were Celts, has been conquered three times .

从有历史以来，英国，在此地早期居住的是凯尔特人，已经被征服了三次。

Bluetooth OBEX File Transfer Enables the sending and receiving of files on your phone via Bluetooth.

蓝牙OBEX文件移动允许经过蓝牙传送和接受文件。。。。