equal in duration or interval; "the oscillations were isochronal" 同义词：isochronous,
例句与用法
1.
Rb - sr isochronal age ; the alxa fault block ; alkaline - rich intrusion ; suhaitu intrusion ; wenduerhao intrusion Rb - sr年阿拉善断块富碱侵入岩苏亥图岩体温都尔浩岩体
2.
According to this problem , this paper proposes a modified isochronal well test with bottom hole liquid loading 针对这个问题，提出了一种存在井底积液时的修正等时试井资料解释方法。
3.
The granitic rocks in zhuluke area , western liaoning , emplaced during late hercynian - indosinian cycle , with rb - sr isochronal dating age of 226 . 8 260 ma 摘要朱碌科地区花岗质岩石侵位时间为二叠三叠纪。
4.
C . j . tsai and k . h . yu , " stress evolution during isochronal annealing of ni / si system " ; thin solid films , 350 , 91 ( 1999 ) 郭升鑫、蔡哲正，在钴/钛/矽与钴/镍/矽系统不同中间层对钴矽化物生成的影响，兴大工程学刊，第十一卷，第一期、 53页， 2000
5.
The modified isochronal well test data with bottom hole liquid loading will have abnormity , causing a fail of processing with the original theory or much error 摘要存在井底积液的修正等时试井资料会出现异常，使原有理论无法处理相应的测试资料或处理的结果误差较大。
6.
When processing of data from single - point test , the value of is generally taken by 0 . 25 for calculating the open flow potential of gas well , and the result is far from that from modified isochronal test 摘要目前，在处理一点法试井资料时，取函数为定值0 . 25来计算气井的无阻流量，其结果与修正等时试井有很大的偏差。
7.
Rb - sr whole rock - minerals ages determination indicates that the isochronal ages are 25018 ma and 213 . 09 . 8 ma for suhaitu and wenduerhao intrusion , respectively . the dated isotopic ages demonstrate that the alxa alkaline - rich intrusive rocks belong to indosinian alkaline magma activity . the similarities and differences of the alkaline - rich intrusive rocks distributed in the alxa fault block and those distributed along the northern margin of the north china block and the tarim block are compared and discussed 采用rb - sr法对阿拉善断块有代表性的苏亥图温都尔浩富碱侵入岩体的年进行了测定，分别获得25018 ma和213 . 09 . 8 ma的年值，提供了属于印支期的年代学证据，认为阿拉善断块北缘富碱侵入岩和华北断块北缘燕辽阴山印支期富碱性侵入岩带应该划归同一印支期富碱性侵入岩带。
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