|
|
| 41. | "A mature human sperm has a flat, almond-shaped head, with a cap (acrosome) containing chemicals that |
| 成熟的人类精子头部扁平,杏仁状,长4～5公忽,宽2～3公忽,顶端为一帽状顶体,含有可帮助精子进入卵子的化学物质。 |
|
|
| | |
| 42. | is normally used for the fishing purpose from the outside of the pipe string,iscan be used to fish flat-type |
| 弯鱼头打捞筒是从管柱外部进行打捞的一种，不可退式工具可打捞弯扁形鱼头的落井管柱，其特点是在不用修整鱼顶的情况下直接进行打捞。 |
|
|
| | |
| 43. | Spark plug M10X1 with flat seating and cylinder head housing |
| GB/T6784-1986M10×1平座火花塞及其气缸盖安装孔 |
|
|
| | |
| 44. | But the shark came up fast and his head out and the old man hit him squarely in the center of his flat-topped |
| 但是鲨鱼迅速地浮上来，露出了脑袋，老人趁它的鼻子伸出水面挨上那条鱼的时候，对准它扁平的脑袋正中扎去。 |
|
|
| | |
| 45. | is normally used for the fishing purpose from the outside of the pipe string,iscan be used to fish flat-type |
| 弯鱼头打捞筒是从管柱外部进行打捞的一种，不可退式工具可打捞弯扁形鱼头的落井管柱，其特点是在不用修整鱼顶的情况下直接进行打捞。 |
|
|
| | |