静衡压力传感器如何调整,才满足安装要求?
参考答案:
一是增减垫片,保证与秤体充分接触;二是调整固定传感器的三个偏心圆钢,保证传感器与秤体垂直度和接触面积。
超声判断宫内节育器位置正常的标准是:
①节育器在肌层内;
②节育器在宫腔内;
③节育器在宫颈内;
④宫腔内节育器上缘与宫底间距离为17~20mm
A.①②③
B.①③
C.②④
D.④
E.①②③④
One day while a girl was walking in the woods she found two starving songbirds. She took them home and put them in a small (16) She cared for them and felt great love for them. Once the (17) and per of the two birds flew from the cage. Therefore, (18) he flew close, she grasped him (19) She felt glad, but suddenly she felt the bird go limp. She opened her hand and (20) in horror at the dead bird. She noticed the other bird moving back and forth on the edge of the cage. She could feel his great need for (21) She lifted him from the cage and (22) him softly into the air. The bird circled once, twice, three times. The girl watched delightedly at the bird’ s enjoyment. Her heart was no longer (23) with her loss. Suddenly the bird flew closer and (24) softly on her shoulder. It sang the sweetest melody that she had ever heard. The fastest way to (25) love is to hold on it too tightly, while the best way to keep love is to give it WINGS!
Ⅱ. 完形填空
A.freedom
B.food
C.love
D.space