root length的例句大全

Construction and Characterization of a Full-length cDNA Library for North American Ginseng Root Tissues

西洋参根cDNA文库构建及鉴定

The root of the problem appears to be our heads which, weighing in at 4-5 kilos, are harder to support when we bend over-a little like carrying a weight at arm's length rather than closer to the body.

产生这一问题的根本原因在于我们的头部：它们重达4至5千克。我们低头时，就会很难支撑头的重量——这种情况有点儿类似用胳膊拿重物，离身体越远就会显得越重。

Application of Zn and ABT promoted the length of root and increased root surface area contacted with soil, retarded senescent speed, and improved rhizosphere microecology.

Zn和ABT的应用促进了根系的生长，扩大了根系和土壤接触面积，减缓了后期根系衰老速度，并改善了根际微生态环境。

Effect of the Treatment with~ ( 60) Co-γ Ray Irradiation on the Germination Rate and the Length of Bud and Root of Verbena hortensis and Carthamus tinctorius

~（60）Co-γ射线辐射对美女樱·菠萝菊根长·芽长及出芽率的影响

the mature somatic embryo developed root of 1.5 to 2.5 cm in length if cultured on 1/ 2 ms medium supplemented with 0.5% activated charcoal but without hormone for 40 d and leaves for 60 d.

体细胞胚成熟以后转到含0.5%活性炭的无激素1/2MS基本培养基上约40d后可长出1.5～2.5cm的根，约60d后可长出真叶。

on the 27th day of the experiment, the researchers measured stem length, root-system length and the overall weight of the plants.

实验第27天，研究者测量了茎的长度，根系长度以及植物总重量。

the major risk factors were root canal curvature in maxillary central incisor, root canal curvature and calcification in maxillary lateral incisors, and supra length in maxillary canines, respectively.

影响根管治疗难度的主要因素为：中切牙为根管弯曲、侧切牙为根管弯曲和钙化、尖牙为过长牙。

The morphological indexes include plant height, leaf area, the length of the main root, the quantity of the first branched root, the length of the longest branched root, the root volume and the dry weight of root and plant, et al.

测定的形态指标包括株高、叶面积、主根长度、侧根数、最长侧根长度、根系体积、根干重和地上部分干重等；

METHOD: 242 root canals need to be treated were randomly divided into two groups, root canal work length was measured with Root-ZX radiometer in experimental group;

方法：242个需进行治疗的根管随机分为两组，实验组采用Root-ZX根管长度测定仪测定根管工作长度；