|
|
| 71. | pit bottom stoop |
| 井筒安全柱 |
|
|
| | |
| 72. | pit type grinding |
| 有坑磨木法 |
|
|
| | |
| 73. | pit-volume recoder |
| 泥浆池泥浆量记录仪 |
|
|
| | |
| 74. | pit-alert sensor |
| 泥浆池液面报警传感器 |
|
|
| | |
| 75. | reception pit [manure] |
| 集粪池 |
|
|
| | |
| 76. | piciform pit pair |
| 云杉型纹孔对 |
|
|
| | |
| 77. | recuperative soaking pit |
| 换热式均热炉 |
|
|
| | |
| 78. | pit silo unloader |
| 青贮窖卸载机 |
|
|
| | |
| 79. | apple bitter pit |
| 苹果苦陷病 |
|
|
| | |
| 80. | pit alert system |
| 液位报警系统 |
|
|
| | |