a weak link
薄弱环节
热门单词
- Abel's integral equation
- ablastous
- abrasive tumbling (除毛刺)
- abrin
- absence of kidney
- absorption refrigerating machine
- abutting joint
- Access Card
- access strategy
- accumulated energy
- accumulator
- Acelan
- acephate
- acetabular
- acetous
- Achilles tendonlengthening
- acid resin
- acid-base titration detector
- acid-resistant stoneware valve
- acoustic absorptivity
- acoustic resonator
