a constant temperature的意思？

The sample flask is immersed in a constant temperature bath.将试瓶浸入恒温水浴中.A constant temperature seed accelerating germination device relates to the accelerating germination device.恒温种子催芽器,它涉及一种种子催芽器....

a constant temperature的音标：a constant temperature的英式发音音标为：[ə 'kɔnstənt 'tempəritʃə]a constant temperature的美式发音音标为：[e 'kɑnstənt 'tɛmpərəˌtʃʊr]...