理论计算机科学 可计算性与计算复杂性 释文 straight-line arithmetic program 直线算术程序
- Pulkovo Observatory
- Pulkovo Observatory of the Russian Academy of Science
- Pulkovo pulsar
- pull apart basin
- pull-back
- pullback
- pullback bundle by a mapping
- pullback map
- pullback mapping
- pullback square
- pull down assay
- pull-down menu
- pulled crystal
- puller
- pullet housing
- pullet rearing
- pulley
- pulley blocks
- pulley blocks, tackle and block
- pulley tractor
- pull-in/adhesion
- pulling
- pulling-extending manipulation
- pulling force
- pulling pain